NEW : Mohamud pleads not guilty ; trial set for February . NEW : Defense attorney says federal agents entrapped his cient . Mohamud called a phone number `` in an unsuccessful attempt to detonate the device , '' it says , and then dialed the number again before he was taken into custody . Comment: The 19-year-old is accused of attempting to bomb a Portland , Oregon gathering .
NEW : Mohamud pleads not guilty ; trial set for February . NEW : Defense attorney says federal agents entrapped his cient . Comment: The 19-year-old is accused of attempting to bomb a Portland , Oregon gathering .