The wildfires glow underneath The Northern Lights, also known as the Aurora Borealis, near Fort McMurray, Alberta, President Barack Obama delivers the commencement address to the 2016 graduating class of Howard University and a helmet is on fire as police stand in a blockade on a road leading to the border with Austria during a protest by anarchists against plans to tighten border controls to prevent the passage of migrants, in Brennero, Italy are some of the photos of the day. (AP/EPA/Getty/Reuters/Zuma)

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