A worker is seen through a window as he places markers to ensure social distancing to help prevent the spread of the coronavirus, at al-Mirabi Mosque in Jiddah, Saudi Arabia, Thursday, May 28, 2020. The Ministry of Islamic Affairs said mosques will open to the public for prayers from May 31 until June 20, except in Mecca, with precautionary measures and instructions. (AP Photo/Amr Nabil)