Man found fatally stabbed in River North

CHICAGO (WLS) -- Police are investigating a fatal stabbing in the city's River North neighborhood, officials said.

The victim, a 29-year-old man, was found around 2:20 a.m. Sunday on a sidewalk in the 800-block of North Orleans, police said.

He suffered multiple stab wounds to his back, officials say, and was pronounced dead after being taken to Northwestern Memorial Hospital.

Police have not released any other details.