WATCH: Man charged with first-degree murder in deaths of mother, grandmother

A 35-year-old Montreal man has been charged in a double murder yesterday in Mercier—Hochelaga-Maisonneuve. 

Christian Pépin's mother and grandmother were found dead in their apartment on Souligny. 

Pépin faces first degree murder charges in their deaths. 

He just got out of prison after serving nine years for armed robbery.