#world events

Students march and light flares during the second day of a student strike in Madrid, Feb. 26, 2015. Across Spain students are protesting changes in the system of university degrees.

A mural of a playful-looking kitten, presumably painted by British street graffiti artist Banksy, is seen on a wall damaged in Beit Hanoun, Gaza Strip, Feb. 27, 2015. In a short film posted on his website, the popular street artist appears to sneak into Gaza through an underground tunnel from Egypt.

Instructor Robert Callier lights up a bulb with a Tesla coil that he built with students at Haney Technical School, Feb. 26, 2015, in Panama City, Fla.

Russia-backed rebels hold food products while accompanying a bus carrying Ukrainian prisoners of war in Luhansk, Ukraine, Saturday, Feb. 21, 2015. Ukrainian military and separatist representatives exchanged dozens of prisoners under cover of darkness at a remote frontline location Saturday evening, kicking off a process intended to usher in peace to the conflict-ridden east. Ukrainian troops and rebels were exchanged, according to a separatist official overseeing the prisoner swap at a no man’s land location near the village of Zholobok, some 20 kilometers (12 miles) west of the rebel-held city Luhansk.