Being one of the .00001 percenter's ,I still don't think I would be qualified to say yeah or nay on your question.

That being said I read some where years ago that a Wild Life Officer I believe in Wyoming was Jared off of a live trap during the release of a Grizzly and he Killed it with a .357.

All Bear charges don't start at 100 yd. across open water and clearings.Some come at 15 feet.