text: Authorities say police officers shot and killed a suburban St. Louis black man after he charged at them with a knife. A police body camera recorded the interaction. St. Louis County Police Chief Jon Belmar said at a news conference on Saturday that Thaddeus McCarroll's mother reported on Friday night that her son had barricaded himself in a home in Jennings. The mother told police her son 'was talking about going on a "journey'"and a "mission" and mentioned a "black revolution,"'according to police. Scroll down for video . Dead: Thaddeus McCarroll, pictured in 2012, was killed outside his Jennings home on Friday night after he allegedly charged at police with a knife . Shooting: Police fatally shot Thaddeus McCarroll, 23, after he 'refused to listen to them and charged at them with a knife' His mother said he was walking around the house with knives and a Samurai sword. St. Louis television station KMOV reports that Belmar says the man had access to a sword and that officers tried but failed to engage him in conversation. Video shows a man emerging from the home at about 1 a.m. carrying a knife and a bible. Police say they shot him with an ' less lethal impact weapon' because they felt they had to act. The rubber bullet to the leg failed to deter the suspect. Officers then responded the 'charging' McCarroll with a lethal round of shots, reports NBC. 'The officers resorted to less lethal force to try and bring the incident to a safe conclusion with no loss of life, but this individual made the decision to refuse these attempts, and charge at officers with a deadly weapon,' Belmar said in a statement. Talking him down: Dashcam footage shows police attempting to stop Thaddeus McCarroll from charging . The encounter was recorded on officer's body camera as police asked McCarroll to drop his knife numerous times. 'Why are you carrying a knife?' an officer can be heard asking McCarroll. 'Your mom is worried about you.' An officer then told McCarroll they were 'not here to harm you' after McCarroll replied. The home: McCarroll died outside his Jennings home on Friday night after he allegedly charged at police . 'We need to know that you're going to be okay, starting right now,' an officer said. Two police officers shot McCarroll several times and the sound of the gunshots was captured by the body camera. Cops can be heard calling fro CPR and a medic. McCarroll died outside his Jennings home. 'A family lost a loved one tonight and that is tragic,' St. Louis County Police Chief Jon Belmar said during a news conference on Saturday. Police in Missouri and around the United States have been under intense pressure to be transparent about arrests and shootings ever since the death of unarmed black teen Micheal Brown. Brown's death sparked nationwide protests and put pressure on police to record their interactions with a body cam.
target: Thaddeus McCarroll, 23, was fatally shot outside his mother's home on Friday night after he charged at police with a knife .
  McCarroll's mother called police and told them he spoke of 'going on a joury,' a 'black revolution,' and carried a Samurai sword and knives .
  St. Louis County police did not say whether McCarroll was black and could not immediately be reached for comment .
  Bodycam footage of the incident shows that police fired a 'less lethal round' before fatally  shooting the man .