Police cars at the crime scene this morning near 49th and Catharine (Photo by Brian M. Villa)

Police say a 36-year-old man was found shot to death inside a pick-up truck on the 4900 block of Catharine Street early Thursday morning.

Officers arrived on the block at just after 3 a.m. on Thursday to find the man shot several times. He was pronounced dead on the scene. The truck was still running.

Police are reviewing footage from nearby video surveillance, but have not announced any suspects.

Three blocks north on Wednesday evening, a police officer shot a man who police say advanced on them with a knife. The man was shot four times and is in critical condition. Police were responding to a report of a stabbing in a home on the 4900 block of Hazel at about 6:30 p.m. They say a man emerged from the house with a “kitchen knife.” He ignored warnings to drop the knife and one officer shot him four times, according to a police report. No stabbing victim was found, according to reports.

An internal investigation into the shooting is underway, according to police.