Dorothy McGee, 58, apparently suffered a cardiac event during a domestic incident in the 400 block of East 46th Street.
The 21-year-old man was arguing with his girlfriend when it turned physical and said “we’re all going to die,” police said. He picked up his 1-year-old daughter and threw her to the ground, slamming her head twice on the floor.
Alberto Gaytan, 42, of the 3000 block of West Ainslie Street, was arrested on first degree murder charges Wednesday night.
A 4-year-old girl is dead and her mother injured after a domestic incident in the Northwest suburbs.