The murder trial of a teenager charged with killing his math teacher ended early Tuesday when he told his lawyer he was "about to explode" and refused to go back into the courtroom. Denise Regan, a ...

A Massachusetts teenager who raped and killed his high school math teacher "knew right from wrong and could choose right from wrong," a prosecutor said Monday during closing arguments in the teen's ...

Jury selection in the trial of a Massachusetts teen accused of raping and killing his high-school teacher has been halted amid concerns about his mental competency. Philip Chism, 16, is accused of ...