Bani Walid, 170 kilometers southeast of Tripoli, was one of the last towns to fall to anti-Kadhafi rebels in the 2011 conflict that toppled the longtime dictator. Acting on the national assembly’s order to hunt down the perpetrators, army troops and brigades made up of ex-rebels encircled Bani Walid in early October and threatened to “purge” former regime remnants.Duration: 02:34