A mother and her teenage son were shot on Wednesday night after a domestic dispute turned violent in DeSoto.
Investigators have confirmed that a former special education teacher accused of killing four people in a pair of shootings used a grenade in one of the attacks, police said. Erbie Bowser, 44, has been charged with capital murder.
A former school security guard shot and killed his estranged wife before turning the gun on himself, according to police. Sources said that the couple was in the middle of a divorce.