BOSTON (By KIRIT RADIA, BRIAN ROSS, PIERRE THOMAS and RHONDA SCHWARTZ/ABC News) --Accused Boston Marathon bomber Tamerlan Tsa...

By PIERRE THOMAS and KEVIN DOLAK (ABC NEWS) -- The dragnet for Christopher Dorner has gone international as police raided a M...

By ABC NEWS/PIERRE THOMAS, JACK CLOHERTY and JASON RYANSept. 19, 2012Operation "Fast and Furious," the controversia...

By ABC News/PIERRE THOMAS, RICHARD ESPOSITO, MATTHEW MOSK, JACK DATE and JASON RYANJuly 20, 2012The young man who is in custo...