Updated

Police say four people have been shot after gunmen stormed a Chicago restaurant and demanded money.

Police were called to Margarita's Pizza around midnight Thursday. Investigators say one man is in custody but police are looking for two others. It isn't yet clear if money was stolen.

Police say a 61-year-old man shot in the chin and a 32-year-old woman shot in the torso were taken to John H. Stroger Jr. Hospital. A nursing supervisor said Thursday morning that the man is in critical but stable condition and the woman had been released.

A 29-year-old man shot in the shoulder and a 22-year-old man shot in the torso were taken to Northwestern Memorial Hospital. Their conditions haven't been released.

Police say they found a weapon, but details haven't been released.