PHILADELPHIA (CBS) – Philadelphia police are investigating a deadly stabbing overnight in Center City.

It happened at 22nd and Market Streets, just after 2:30 a.m. Tuesday.

Officers say a 55-year-old man was found with stab wounds all over his body.

He was taken to Hahnemann Hospital in critical condition.

He died a short time later.

So far, there are no reports of any arrests.