People work on a vehicle loading sacks of wheat flour provided by the UN World Food Program (WFP) at the port of Hodeidah, Yemen, on June 25, 2019. The UN World Food Program (WFP) has begun to partially suspend food assistance operations to areas of war-torn Yemen under the control of Houthi rebels, putting thousands of hungry people at risk of starvation. (Photos: Xinhua)

Sacks of wheat flour provided by the UN World Food Program (WFP) are unloaded from a ship to vehicles at the port of Hodeidah, Yemen, on June 25, 2019. The UN World Food Program (WFP) has begun to partially suspend food assistance operations to areas of war-torn Yemen under the control of Houthi rebels, putting thousands of hungry people at risk of starvation.

Sacks of wheat flour provided by the UN World Food Program (WFP) are seen at the port of Hodeidah, Yemen, on June 25, 2019. The UN World Food Program (WFP) has begun to partially suspend food assistance operations to areas of war-torn Yemen under the control of Houthi rebels, putting thousands of hungry people at risk of starvation.

Workers stand on a vehicle loading sacks of wheat flour provided by the UN World Food Program (WFP) at the port of Hodeidah, Yemen, on June 25, 2019. The UN World Food Program (WFP) has begun to partially suspend food assistance operations to areas of war-torn Yemen under the control of Houthi rebels, putting thousands of hungry people at risk of starvation.

People work on a vehicle loaded with sacks of wheat flour provided by the UN World Food Program (WFP) at the port of Hodeidah, Yemen, on June 25, 2019. The UN World Food Program (WFP) has begun to partially suspend food assistance operations to areas of war-torn Yemen under the control of Houthi rebels, putting thousands of hungry people at risk of starvation.