 Tulsa Police Captain Richard Muhlenberg said the Tulsa Police Department is aware of a social media post and is currently under investigation. Police say they've arrested a second suspect meanwhile in the killing of Travis Watson. Tulsa Police say Watson got into an altercation July 2nd at a house near 46th Street North and the MLK and was fatally shot in the head. Keith Stewart was arrested last week and charged with first degree murder for the killing.