Strangled teen: Closing arguments begin at murder trial

The defence lawyer representing a man who strangled his 17-year-old girlfriend has asked the jury at his murder trial to find him either not criminally responsible or guilty of manslaughter.
Closing arguments in the trial of Jonathan Mahautière, 22, began at the Montreal courthouse on Thursday.
Mahautière is charged with second-degree murder in the killing of Gabrielle Dufresne-Élie, who tried to end their relationship on June 7, 2014.
That day, the two attended a couples th