Migrants make their way on foot on the outskirts of Brezice, Slovenia October 20, 2015. Slovenia’s interior ministry raised the possibility on Tuesday of setting up physical barriers along its southeastern border if the numbers of migrants increased. Reuters and The New York Times shared the Pulitzer Prize for breaking news photography for images of the migrant crisis in Europe and the Middle East. REUTERS/Srdjan Zivulovic TPX IMAGES OF THE DAY