sentences:  In addition, Ethiopia told its forces had killed 200 insurgents in a two-day joint offensive with Somali troops against the Islamic Courts Union.Following its defeat in the Battle of Ras Kamboni, the Islamic Courts Union splintered into several different factions.Some of the more radical elements, including Al-Shabaab, regrouped to continue their insurgency against the TFG and oppose the Ethiopian military's presence in Somalia.