NJ: Accidentally step on Bear, get bit, Shoot Bear to Escape

This is the first time I have read of a person accidentally stepping on a bear.  Perhaps the bear was "justified", but it was still a bear attack.

State wildlife officials said the Tuesday incident was not a bear attack. Officer Walter Michalski accidentally stepped on the bear while it was partly concealed in its den. The bear, a mother that was with her cubs, then bit Michalski, who shot the animal because he was unable "to extricate himself,"

More Here