CNN Anderson Cooper 360 April 26, 2013 05:16:00
He said the fbi agents were very thorough, trying to find out everything they could about these specific tweets. we know his college friends have been questioned, high school friends have been questioned. anybody who had any contact with him. >> and of all of this, these two other people, i believe they were originally from kazakhstan, they are still in custody. >> russian-speaking, foreign students who were at umass -- dartmouth. >> yes, excuse me. it's been a long week. they were arrested and taken into custody last friday. remember, this before yohan tsarnaev was captured. the fbi really ...