Tulsa police and sheriff's deputies, some in riot gear, were called to the scene of a deadly officer involved shooting at 46th street north and MLK, Jr. Blvd. Reports are a man with knives entered a store there, and perceiving a threat to customers, officers fired. The man died later at a hospital. A large crowd gathered, at times shouting obscenities and surging toward officers behind the crime scene tape. Things escalated and then calmed , but the crowd and officers remained on the scene several hours after the shooting.