Sana'a, Shawwal 17, 1435, Aug 13, 2014, SPA -- Six people were killed and at least 20 were injured when a bomb went off near the main prison in the southern Yemeni city of Lahj, the army said on Wednesday. The device exploded as experts were trying to disarm it, the deputy chief of staff for the army in the region, Fahmi al-Bakri, told dpa. --SPA 14:01 LOCAL TIME 11:01 GMT www.spa.gov.sa/w