Police say a Mott Haven woman is facing murder charges for allegedly stabbing her husband to death in their apartment.Police say they arrived at 578 East 141st St. yesterday to find 25-year-old Christopher Muse with a stab-wound to the chest. He was taken to Lincoln Hospital, where he was pronounced dead.Investigators say they have arrested his wife, 25-year-old Crystal Muse-Mojica. She's facing charges of murder and manslaughter, they say.Some neighbors say they heard fighting early Saturday morning from the couple's apartment.1 dead, 1 injured following 2 early morning BX stabbings