A man whose sister shot his ex after he killed her boyfriend received a lengthy prison sentence this week. Biddeford, Maine, Man Sentenced for Murdering His Sister's BoyfriendTwo violent incidents in Southern Maine were linked because the attackers were siblings, and the victims were people with whom they were romantically linked. On November 24th, 2023, police were called to an apartment in Biddeford for a report of a man who had been shot. 8 Shocking Maine Murders While we normally consider Maine to be a really safe place to live, occasionally murders do take place in the Pine Tree State. Here are a few of the more shocking murders that have taken place in Maine over the last few hundred years.