CNN Anderson Cooper Special Report April 28, 2013 09:30:00
>> translator: i can't talk about the number of foreigners, but they met to exchange their bandit experience. >> reporter: he says the militants trained chechen men who live in other countries. >> there are reports that dijan was observed at the mosque and he was observed meeting tsarnaev. do you know this? >> translator: i really can't answer this. for different reasons i can't answer. do you understand me? >> reporter: did abu dijan and tamerlan meet? we don't know. this past december abu dijan and other militants were killed when russian special forces hit their hideout. >> maybe he's a her...