AdvertisementBomb Suspect's Motives Baffle Family, Friends02:59Download AudioResumeDecember 28, 2009Ofeibea Quist-ArctonfacebookEmailUmar Farouk Abdulmutallab, 23, has been charged in federal court with trying to detonate an explosive device on a Dec. 25 flight from Amsterdam to Detroit. (U.S. Marshal's Service/AP)