Muslims perform the Al-Fajr prayer inside the Al-Rajhi Mosque while practicing social distancing, after the announcement of the easing of lockdown measures amid the coronavirus disease (COVID-19) outbreak, in Riyadh, Saudi Arabia May 31, 2020. Saudi Arabia's mosques opened their doors to worshippers on Sunday for the first time in more than two months as the kingdom. REUTERS/Ahmed Yosri

Muslims perform the Al-Fajr prayer inside the Al-Rajhi Mosque while practicing social distancing, after the announcement of the easing of lockdown measures amid the coronavirus disease (COVID-19) outbreak, in Riyadh, Saudi Arabia May 31, 2020. Worshippers headed to mosques for dawn prayers amid strict regulations requiring use of face masks and personal prayer mats, avoiding handshakes and standing at least 2 metres apart. REUTERS/Ahmed Yosri

Muslims perform the Al-Fajr prayer inside the Al-Rajhi Mosque while practicing social distancing, after the announcement of the easing of lockdown measures amid the coronavirus disease (COVID-19) outbreak, in Riyadh, Saudi Arabia May 31, 2020. The elderly, children under 15 and people with chronic diseases are not permitted. REUTERS/Ahmed Yosri

A Saudi man wearing a protective face mask performs the Al-Fajr prayer inside the Al-Rajhi Mosque, after the announcement of the easing of lockdown measures amid the coronavirus disease (COVID-19) outbreak, in Riyadh, Saudi Arabia May 31, 2020. REUTERS/Ahmed Yosri

A view shows the Al-Rajhi Mosque, after the announcement of the easing of lockdown measures amid the coronavirus disease (COVID-19) outbreak, in Riyadh, Saudi Arabia May 31, 2020. REUTERS/Ahmed Yosri