A good, short FP Blog article, with a map, which gives context to the reporting, repeats the fact external actors train Somalis for the government and they defect:http://www.foreignpolicy.com/article...ntrol?page=0,0

Some 9,000 troops have been trained and armed to help fortify the government, but desertion rates are astronomical. Perhaps no more than 1,000 soldiers -- or fewer -- remain. AMISOM peacekeepers, by contrast, number about 7,000.