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 ...

Defense attorneys for the Massachusetts teen accused of raping and murdering his high school teacher rested their case Tuesday. Attorneys for 16-year-old Philip Chism have argued an insanity defense ...

In October 2013, Colleen Ritzer, a 24 year old math teacher at Danvers High School in Massachusetts, was killed inside the school bathroom during the middle of a school day. The attack was carried out ...