Wyoming instructor fought son to save students

More grisly details of the horrific murder-suicide in Wyoming came to light Saturday, a day after the son killed his father’s live-in girlfriend and then barged into his father’s computer science class and shot him in the head with a high-powered bow and arrow.

As James Krumm, 56, fought with son Christopher Krumm during Friday’s attack, the handful of students in the Casper College classroom escaped.

Christopher Krumm had just stabbed to death 42-year-old Heidi Arnold at the home she shared with James Krumm two miles away.

When police arrived at the classroom, they found Christopher Krumm bleeding from self-inflicted knife wounds and taking his last breaths.

James Krumm was dead, Casper Police Chief Chris Walsh said.

“I can tell you the courage that was demonstrated by Krumm was absolutely without equal,’’ he said, adding that the instructor’s actions could offer some measure of comfort to those affected by the killings.

Authorities believe “around six” students were in the classroom when Christopher Krumm entered, Casper police spokesman Justin Smith said. No students were hurt.

Walsh said police still were trying to figure out what motivated Christopher Krumm to attack his father and Arnold, a math instructor at the college. Arnold died of multiple stab wounds.

After shooting his father with the arrow, Christopher Krumm stabbed himself, then

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