A pregnant woman remained on life-support this morning after she was struck in the head by a stray bullet last night as she sat in her Germantown apartment, police said.

The woman, 27, was struck in the temple after a gunfight erupted at 9:41 p.m. outside her West Queen Lane apartment building. One of the rounds crashed through her window and struck her in the head. The victim is four-months pregnant. Investigators have no suspects, police said.

Scattered violence in Philadelphia also killed four city residents over the weekend.

West Philadelphia saw the weekend's first slaying. Charles Purnell, 22, was shot in the chest Friday night as he stood outside a Chinese restaurant at 9:49 p.m. near the intersection of Lancaster and Haverford Avenues. He was rushed to the Hospital of the University of Pennsylvania where he was pronounced dead. Police have no suspects or motive in Purnell's killing.

Saturday afternoon, a family dispute in West Philadelphia turned deadly. Kenneth Wiche, 48, was fatally stabbed in his home on 61st and Arch Streets during an altercation with his uncle. Wiche was pronounced dead at 3 p.m. at HUP. Robert Sheppard, 68, was charged with murder and weapons counts.

A double shooting in Kensington killed a 18-year-old man and seriously injured a 17-year-old female. Gunfire broke out about 4:20 p.m. inside a home on 2200 N. Howard Street near Susquehanna Avenue. Adam McGill, of 2300 N. Mascher St., was dead at the scene. The 17-year-old was in critical condition this morning at Temple University Hospital with a bullet wound to her stomach, police said.

Early Sunday, a unidentified man in his 30s was killed in North Philadelphia after an unknown gunman fired multiple shots into his chest at 12:50 a.m. near the intersection of 8th and Berks Streets. He was taken to Temple where he was pronounced dead at 1:08 a.m., police said.

Contact staff writer Sam Wood at 215-854-2796 or at samwood@phillynews.com.