Photo taken on June 14, 2020 shows Gu Dawo (2nd R), an endurance sports enthusiast, posing with other participants before running Lan Zhou Online Marathon in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the triathlon in the event

Photo taken on July 26, 2020 shows Gu Dawo (1st L), an endurance sports enthusiast, stretching together with his triathlon club teammates after attending a cycling training in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the tria

Photo taken on July 26, 2020 shows Gu Dawo (C), an endurance sports enthusiast, running together with his triathlon club teammates in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the triathlon in the event, Gu was introduced to b

Photo taken on July 26, 2020 shows Gu Dawo (L), an endurance sports enthusiast, running together with his triathlon club teammate in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the triathlon in the event, Gu was introduced to be

Photo taken on July 26, 2020 shows Gu Dawo (3rd, R), an endurance sports enthusiast, posing with his triathlon club teammates before attending a cycling training in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the triathlon in th

Photo taken on July 26, 2020 shows Gu Dawo (3rd R), an endurance sports enthusiast, preparing before riding training in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the triathlon in the event, Gu was introduced to be from China i

Photo taken on July 26, 2020 shows Gu Dawo (2nd R), an endurance sports enthusiast, riding together with his triathlon club teammates in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the triathlon in the event, Gu was introduced t

Photo taken on July 26, 2020 shows Gu Dawo (L), an endurance sports enthusiast, running together with his triathlon club teammates in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the triathlon in the event, Gu was introduced to b

Photo taken on July 26, 2020 shows Gu Dawo (2nd L), an endurance sports enthusiast, riding together with his triathlon club teammates in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the triathlon in the event, Gu was introduced t

Photo taken on July 26, 2020 shows Gu Dawo (R), an endurance sports enthusiast, finishing his cycling training and taking off his helmet before running in Yinchuan, northwest China's Ningxia Hui Autonomous Region. Gu Dawo, a 75-year-old Chinese grandpa, finished this year's Xiamen International Marathon with a remarkable time of 4 hours, 23 minutes and 45 seconds, which astonished many younger runners. Having embarked on training for marathon at the age of 69, Gu finished his first half marathon in 2013. Since then, Gu has begun running numberous marathon events across China. In 2017, Gu showed up as the oldest-ever offical pacer in Yinchuan Internaional Marathon. After swimming and cycling became parts of his daily fitness, Gu made attempts to train for triathlon, a multisport with three continuous and sequential endurance races. In 2017, he went to Chattanooga of Tennessee of the United States to compete in the Ironman 70.3. As the oldest one to complete the triathlon in the event, G