A Serbian army soldier patrols at the Serbia's Batrovci border crossing with Croatia's Bajakovo, as the number of coronavirus (COVID-19) cases grow around the world near Batrovci, Serbia, March 18, 2020. Under the new set of restrictions, the Serbian military will take over all border crossings and maintain guard at over a dozen state-operated camps for illegal migrants from Asia and the Middle East. REUTERS/Goran Sivacki