WEST PHILADELPHIA - Philadelphia police are investigating a Monday morning shooting that left a man in critical condition.The shooting occurred on the unit block of North 57 Street just after 8 a.m.Police say the victim, a man in his 50s, was shot multiple times in the abdomen.He was taken to Penn Presbyterian Medical Center where he was placed in extremely critical condition and rushed into surgery.The suspect has been described by police as a black male, wearing all black clothing.No arrest has been made and no weapon was recovered.___AdvertisementFor the latest local news, sports and weather, download the FOX 29 News app.DOWNLOAD: FOX 29 NEWS APPSign up for emails from FOX 29, including our daily Good Day Digest newsletter!.