FBI Special Agent Richard Deslauriers told reporters Tuesday, April 16, that the probe had no leads 18 hours after two explosions blew up at the annual Boston Marathon’s finishing line, killing three people and injuring 176 – 17 critically. debkafile’s counterterrorism sources can disclose however that the investigation has in fact homed in on a suspected terror cell of three Saudi nationals, very possibly tied to Al Qaeda. The flat they share in the Revere, Massachusetts, near Boston, was searched after the questioning of one of the suspects, a Saudi student, who was hospitalized with badly burned hands. One of...