A child out of school sells breads in Sanaa, Yemen, Sept. 23, 2018. (Xinhua/Mohammed Mohammed)

 

A child out of school works at his father's blacksmith shop in Sanaa, Yemen, Sept. 23, 2018. (Xinhua/Mohammed Mohammed)

 

Yemeni children walk to school in Sanaa, Yemen, Sept. 23, 2018. (Xinhua/Mohammed Mohammed)

 

Yemeni children out of school have their breakfast while working at a market in Sanaa, Yemen, Sept. 23, 2018. (Xinhua/Mohammed Mohammed)

 

A child out of school sits among clothes displayed for sale in Sanaa, Yemen, Sept. 23, 2018. (Xinhua/Mohammed Mohammed)

 

A child out of school sells kitchenware in Sanaa, Yemen, Sept. 23, 2018. (Xinhua/Mohammed Mohammed)