Shepard fired his weapon at the bear, mortally wounding it, after it had charged past the dogs, which were holding the bear at bay on the ground, Maine Department of Inland Fisheries and Wildlife spokeswoman Deborah Turcotte said.The primary investigator of the incident, Pelkey said he couldn’t really determine whether Shepard had done anything that might have spurred the attack. Shepard is an experienced hunter, Pelkey said.