chassel en Michigan man killed by grizzly in Yellowstone <p>BILLINGS, Mont. (AP) - Yellowstone National Park officials say a grizzly bear killed a 59-year-old Michigan man whose body was found by hikers last week.</p><p>The victim was identified Monday as John Wallace of Chassell, Mich.</p><p>Wallace&#39;s body was discovered along a trail about five miles from the nearest trailhead. Results of an autopsy released Monday concluded Wallace died as a result of traumatic injuries from a bear attack.</p><p>It is the second time a visitor to the park has been killed by a bear this year. Mon, 29 Aug 2011 18:04:01 +0000 The Associated Press 3948 at