FILE - This Feb. 4, 2013 file photo shows Investigators working the scene of a bus crash on Highway 38 that killed at least 8 people, near Yucaipa, Calif. US regulators have ordered the

 

              FILE - This Feb. 4, 2013 file photo shows Investigators working the scene of a bus crash on Highway 38 that killed at least 8 people, near Yucaipa, Calif. US regulators have ordered the
FILE - This Feb. 4, 2013 file photo shows Investigators working the scene of a bus crash on Highway 38 that killed at least 8 people, near Yucaipa, Calif. US regulators have ordered the immediate shutdown of this tour bus operator involved in this Southern California crash, Friday, Feb. 8, 2013. (AP Photo/The Press-Enterprise, Stan Lim) NO SALES; MAGS OUT; MANDATORY CREDIT