Police said a man who asked two people to shovel his snow and then gave them cocaine before killing one of them and chaining him to a dog cage in a Detroit basement is still at-large seven weeks later.

A man in his 50s was killed and chained to a dog cage in the basement of a home after the attacker asked him and a woman to shovel his snow and gave them crack cocaine, Detroit police said.

Detroit police are searching for a suspect in connection with the homicide of a man in his 50s.