The FBI seeks answers in Dagestan…?

QuestCinq.com/News/04/24/13
US officials have travelled to the Russian republic of Dagestan to speak to the parents of the Boston Marathon bombing suspects.
Dzhokhar and Tamerlan Tsarnaev lived briefly in Dagestan, and Tamerlan made a lengthy visit there in 2012.
The US is seeking more information on the visit, and whether he became radicalised through his contacts there.
Tamerlan died in the police operation to capture the brothers. Dzhokhar, the younger of the two, was injured.
He remains in hospital with serious injuries, and has been charged by federal prosecutors with using a weapon of mass destruction and malicious destruction of property resulting in death. He could be sentenced to death if convicted on either count.
The twin bombs which exploded near the finishing line of the marathon killed three people and injured more than 200, many of them seriously.
The Tsarnaev brothers had origins in the troubled, predominantly Muslim republic of Chechnya in southern Russia.
The Tsarnaev brothers

- Sons of Chechen refugees from the troubled Caucasus region of southern Russia
- Family is thought to have moved to the US in 2002 from Russian republic of Dagestan
- They lived in the Massachusetts town of Cambridge, home to Harvard University
- Dzhokhar, 19, (right) was awarded a scholarship to pursue further education; he wanted to become a brain surgeon, according to his father
- Tamerlan, 26, was an amateur boxer who had reportedly taken time off college to train for a competition; he described himself as a “very religious” non-drinker and non-smoker
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They had been living in the US for about a decade at the time of the attack, but in 2012, Tamerlan Tsarnaev returned to Russia to visit. He spent six months in Chechnya and bordering Dagestan, another Muslim Russian republic which has struggled to shake off an Islamist insurgency.
Source:BBC