see more

An injured Yemeni man is carried on a stretcher at a hospital following a bombing attack that targeted Yemeni forces in Aden's Khormaksar district on May 23, 2016. Twin bombings claimed by the Islamic State group hit Yemeni forces in Aden, killing at least 41 people in the latest of a spate of attacks in the southern city. The attacks in Aden -- which is serving as the temporary government headquarters after rebels forced authorities from the capital -- follow a major military operation against jihadists in parts of southern and southeastern Yemen. / AFP / SALEH AL-OBEIDI (Photo credit should read SALEH AL-OBEIDI/AFP/Getty Images)

An injured Yemeni man is carried on a stretcher at a hospital following a bombing attack that targeted Yemeni forces in Aden's Khormaksar district on May 23, 2016.
Twin bombings claimed by the Islamic State group hit Yemeni forces in Aden, killing at least 41 people in the latest of a spate of attacks in the southern city.
The attacks in Aden -- which is serving as the temporary government headquarters after rebels forced authorities from the capital -- follow a major military operation against jihadists in parts of southern and southeastern Yemen.

 / AFP / SALEH AL-OBEIDI        (Photo credit should read SALEH AL-OBEIDI/AFP/Getty Images)