Photos of the Day: Barack Obama and Jennifer Lopez

Brussels, Belgium

Theresa May and Ireland’s Taoiseach Leo Varadkar meet at a European Union leaders summit

Photograph: Yves Herman/Reuters

Ankara, Turkey

Firefighters work at the scene after a high-speed train collided with another rail engine and crashed into a pedestrian overpass at a station

Photograph: Depo Photos/Shutterstock

New York

Barack Obama arrives at the Robert F Kennedy Human Rights Ripple of Hope awards ceremony

Photograph: Jason DeCrow/AP