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. you understand me? >> reporter: now, the mother did say to me that tamerlan tsarnaev did attend the culture of mosque a few moments ago but i didn't see anything significant. there is no confirmation that the two men met but the pieces are overlapping. they were here at the same time and probably had to have some source of training that wasn't on the internet and abu dujan were running camps in the forest. at this point though there are no information theyed that district contact, i should point out. >> you say those overlapping pieces simply fascinating. and i'm sure investigators here and in russia will want to look into that. thank you so much. let's go back to zoraida in new york. back to our breaking news,