Muslim pilgrims wear masks at the Grand Mosque in Saudi Arabia's holy city of Mecca on February 28, 2020. - Saudi Arabia suspended visas for visits to Islam's holiest sites for the "umrah" pilgrimage, an unprecedented move triggered by coronavirus fears that raises questions over the annual hajj. The kingdom, which hosts millions of pilgrims every year in the cities of Mecca and Medina, also suspended visas for tourists from countries with reported infections as fears of a pandemic deepen. (Photo by Abdel Ghani BASHIR / AFP)
