Page 5 - William Plotnikov News Today : Breaking News, Live Updates & Top Stories | Vimarsana

everything. good evening. we begin with something new in the case of the boston bombings. abc news has learned investigators believe they have located a possible seed bed of extremism. a mosque overseas, and two men, radical militants, who may have inspired the older brother to pull off that attack. abc's chief investigative correspondent, brian ross, has the latest details and the new clues. >> reporter: u.s. authorities now believe a turning point for tamerlan tsarnaev came last year in the russian republic of dagestan, at this mosque known to be a gathering spot for extremists. ...

sales and damage to infrastructure are taken into account. >> there's also news on the investigation. for that we're joined from washington by abc's devin dwyer. good morning, devin. >> reporter: good morning, diana and john. authorities believe they've now identified a turning point when tamerlan tsarnaev, an american resident, allegedly became radicalized. this russian mosque, a known gathering spot for extremists is the new focus of the bombing investigation. it's there u.s. officials believe that tamerlan tsarnaev met with this man, mansour nadal, a known terror recruiter killed ...

New developments, because we're so early in the investigation and the investigation is so well publicized. what i find most interesting about the developments you've covered thus far in the program is this possible connection that was revealed in this russian newspaper between william plotnikov, canadian-born boxer, converts to islam, joins the jihad in dagestan. seems like a pretty familiar story when you look at the story of tamerlan. whether they met or not, it will be very interesting to know what took place in the course of the canadian boxer's life. but particularly, if his killing by th...

Pamela brown in massachusetts. while the investigation continues here in boston, around new england. federal investigators want to know if tamerlan tsaranev knew a man named william. we have more details. what do we know about this man? >> reporter: good morning. william plotnikov. a boxer turned jihadist. it's a similar narrative if you like what is believed to have happened to the accused bomber. he was born in russia. moved to canada as a teenager with his family. and some time after that, his family said he was radicalized in canada. and returned to russia, to dagestan, and fought as a mil...

>> well, it certainly is a coincidence. i mean, the fact of the matter is that most plots don't have necessarily a foreign connection. but almost all plots do have some sort of group, some sort of local group that are involved in some way in radicalizing the individuals concerned, or in discussing with them perhaps their plans. even not getting directly involved. one can't rule out that tamerlan met people in dagestan, or even went to dagestan to meet people who in some way increased his radicalization. i think at the moment what we know, just by william plotnikov is too vague to say that he h...