A mass shooting in Philadelphia's Grays Ferry neighborhood left three people dead and nine others injured early Monday morning, police say.Philadelphia Police Commissioner Kevin Bethel said the shooting occurred on the 1500 block of South 27th Street just before 1 a.

Three people were killed and nine others wounded in a mass shooting early Monday morning in South Philadelphia, police said. The deceased victims were identified only as a 24-year-old man, a 23-year-old man and a 19-year-old man, local CBS affiliate KYW reported.

CCTV footage from outside a home showed dozens of people taking cover as countless gunshots sounded in a Philadelphia neighborhood.