Federal investigators are honing in on alleged Boston bombing mastermind Tamerlan Tsarnaev’s widow Katherine Russell after reportedly discovering radical Islamist files on her laptop computer, according to reports.
The plan behind the Boston Marathon attack was obvious: to get maximum exposure in front of running TV cameras. But who carried out the attack? On Wednesday officials investigating the attack still lacked a clear motive
Officials briefed the media at The Westin Copley Place, three times in the aftermath of today’s bloody blasts, calling the attack “horrific,” and asking the public to be vigilant as investigators try to unravel the circumstances behind the bombings.