Prince George’s County Police are investigating a slaying in Langley Park, the county’s sixth murder in five days, in which the victim appears to have been stabbed to death.

About 5 a.m. Saturday, officers were called to the 8100 block of Riggs Road for a report of a man down. They found an adult male suffering from stab wounds to his upper body, police said. The victim was pronounced dead on the scene, police said.

Anyone with information about the case is asked to call the Prince George’s homicide unit at 301-772-4925 . Callers who want to remain anonymous can call 1-866-411-TIPS (8477).