Per your link - The extended Tsarnaev family was well-known even beyond their local community. A high-level Interior Ministry official told RFE/RL that security services were very familiar with some members of the clan.
Doesn't sound like they changed when they came to America.
There's much more to this Fuller tie than we'll ever know.
10 posted on 05/03/2013 3:23:08 PM PDT by bgill
(The problem is...no one is watching the Watch List!)