Close eye kept on bombing suspects’ family, pals

Posted: May 5, 2013 at 4:38 a.m.

This Friday, April 19, 2013 photo shows the home of Katherine Russell's parents in North Kingstown, R.I. Russell, widow of Boston Marathon bombing suspect Tamerlan Tsarnaev, has been staying there. Legal experts say intense pressure from federal authorities on what they know to be the inner circle of the two bombing suspects is part of their quest not just to determine whether Russell and the friends of Dzhokhar Tsarnaev are culpable but also to push for as much information as possible regarding whether the bombing suspects had ties to a terrorism network or accomplices working domestically or abroad. (AP Photo/Joe Giblin)

BOSTON — Every time the widow of suspected Boston Marathon bomber Tamerlan Tsarnaev leaves her parents’ house, federal agents watching the residence follow her in unmarked vehicles.

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Front Section, Pages 5 on 05/05/2013