NEW : Neighbor says she `` never '' saw indications Carol Coronado was a threat . NEW : A family friend says the slain children 's father is distraught ; `` it 's just not right '' he `s in shock, and
NEW : Neighbor says she `` never '' saw indications Carol Coronado was a threat . NEW : A family friend says the slain children 's father is distraught ; `` it 's just not right '' Torrance mom is accused of killing children , whose ages range from 2 months to 3 years .