MCKINLEYVILLE, Calif. — The U.S. Coast Guard Group/Air Station Humboldt Bay will hold a change of command ceremony Friday, June 13, 2008 at 10:00 a.m. in the hangar. Captain Christopher A. Martino will be relieving Captain Mark E. Butt as the Group Commander. Martino comes to Group Humboldt Bay after serving a two-year tour as the Executive Officer of Aviation Training Center Mobile. Upon his...