Students attend a lecture at Garissa university college on January 11, 2016 after it re-opened following a deadly siege by four gunmen at dawn nine months ago. Students trickled back on January 11, 2016 for classes at the Garissa campus in north eastern Kenya amid high security after a deadly siege by four gunmen on April 2, 2015. At least 148 people, mainly students were killed. The high-profile assault of Garissa university college was the deadliest yet in Kenya by the Somali-led, Al-Qaeda linked Shebab islamists group. / AFP / TONY KARUMBA (Photo credit should read TONY KARUMBA/AFP/Getty Images)
