Local police services opt out of assault-style firearms buyback program  CTV NewsLaSalle, Chatham-Kent police not participating in federal gun buyback program  CBCPeterborough police won’t participate in federal assault-style firearms buyback program  Global NewsSask. gun shop in ‘limbo’ over banned merchandise as feds’ buyback enters new phase  leaderpost.comMore than half of provinces and territories reject role in federal gun ‘buyback’  National Post