People with eye disease gather around a health worker to register for free eye examination and treatment at a hospital in Amran, Yemen, Oct. 31, 2020. Yemen's health authorities launched on Saturday a free medical campaign for patients with eye disease in Amran province. The campaign aims to alleviate the suffering of the needy and poor families and will last for six days.

A health worker helps a patient to have his eye checked during a free medical campaign for patients with eye disease at a hospital in Amran, Yemen, Oct. 31, 2020. Yemen's health authorities launched on Saturday a free medical campaign for patients with eye disease in Amran province. The campaign aims to alleviate the suffering of the needy and poor families and will last for six days.