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A police officer checks the negative COVID-19 test certificate of a person inside a car in Trencin, Slovakia, Jan 27. For Pope Francis' visit Hungary and Slovakia Sept. 12-15, realities of the pandemic pose challenges in terms of planning and potential turnout. (CNS/Reuters/Radovan Stoklasa)
A police officer checks the negative COVID-19 test certificate of a person inside a car in Trencin, Slovakia, Jan 27. For Pope Francis' visit Hungary and Slovakia Sept. 12-15, realities of the pandemic pose challenges.