My husband is abusive 😢😢

So my husband and i just fought and litteraly. Wanted to kill me im 17weeks and 3days pregant with my second child with him i really thought having another baby was gunna change this man but i was wrong he pushed. And hold.my neck until i couldn't. Breath while my 2yearold son was crying. Right now i wanna take the. Baby out of me i dont want. This child. Im carring he dont give a damn about his child i regret getting pregnant. Im actually having bad contraction since he pushed the problem is if i leave i have no where else to go with my 2yearold