Speed could play part in bus crash that killed Boonville woman Speed could play part in bus crash that killed Boonville woman By Jill Lyman | May 6, 2021 at 10:33 AM CDT - Updated May 6 at 12:15 PM PHOENIX, Arizz. (WFIE) - A crash report on a tour bus that flipped on its way to the Grand Canyon doesnât draw any conclusions about the cause, but records released by the Mohave County Sheriffâs Office point to speed as a factor. As we reported, 53-year-old Shelley Ann Voges of Boonville, Ind., was killed.