The suspect tells police he was jumped by three people earlier last evening so he got a shotgun and shot the girls.
Blast fired in anger during argument.
5-year-old Levada Brown and 4-year-old Yokela Smith killed last Wednesday
Charged with 1st degree murder in shotgun slayings of her children, ages 4 & 5.
Bobby Hartzell, 74, was hit by shotgun blast as he tried to leave shooting scene.