[Alex in chains]

'Mounting Evidence' Boston Bombers Involved in 2011 Triple Murder ... ‎ May 10, 2013 – VIDEO: Boston Marathon Bombing Investigation Feds Chase ... Tamerlan and Mess were once roommates and did boxing and martial arts training together... The officials also said records of cell phones used by the Tsarnaevs appears to put them in the area of the murders on that date. ========================================= I always wondered how law enforcement knew the geographic location of the Tsarnaev brothers years after the phone calls were made.

[Alex in chains]

'Mounting Evidence' Boston Bombers Involved in 2011 Triple Murder ... ‎ May 10, 2013 – VIDEO: Boston Marathon Bombing Investigation Feds Chase ... Tamerlan and Mess were once roommates and did boxing and martial arts training together... The officials also said records of cell phones used by the Tsarnaevs appears to put them in the area of the murders on that date. ========================================= I always wondered how law enforcement knew the geographic location of the Tsarnaev brothers years after the phone calls were made.