By A Texas Reader
I knew it!
Negro = low impulse control + proclivity towards violence.
"Documents: Dallas cop killer had violent outburst; gun taken while in Army
"Micah Xavier Johnson told Army investigators that he had 'no friends and not enough money' and that he once punched out a car window in a fit of frustration after a female friend and fellow soldier backed out of seeing a movie with him, newly released military documents show."