Students sprint through waves of bubbles during Tianjin University's Blood Run on Saturday. More than 1,000 people made up of blood donors, volunteers and college students-all of them covered in colored powder-participated in the activity to share the idea of health and helping others. (Photo/VCG)
A man sprints through waves of bubbles during Tianjin University's Blood Run on June 9, 2018. (Photo/VCG)
People have fun in waves of bubbles during Tianjin University's Blood Run on June 9, 2018. (Photo/VCG)
Students sprint through waves of bubbles during Tianjin University's Blood Run on June 9, 2018. (Photo/VCG)
Students sprint through waves of bubbles during Tianjin University's Blood Run on June 9, 2018. (Photo/VCG)
People have fun in waves of bubbles during Tianjin University's Blood Run on June 9, 2018. (Photo/VCG)