5 EYEWITNESS NEWS has learned that federal law enforcement sources believe that a Twin Cities man blew himself up in a suicide bombing in Northern Somalia last month. The FBI and Homeland Security are investigating whether Shirwa Ahmed had developed a terrorist recruiting network in the area. 5 EYEWITNESS NEWS learned that Ahmed came to the Twin Cities in 1996 and graduated from Roosevelt High School in Minneapolis. He was a naturalized U.S. citizen. More than a dozen young men of Somali descent, mostly in their 20s, from the Minneapolis area have recently disappeared, U.S. law enforcement officials tell 5...