Rapid City, SD : 68-year-old woman and 72-year-old man died in motorcycle crash on Highway 385 in Pennington County on Thursday, Sep 3, 2015

Authorities say two people from Missouri were killed when the motorcycle they were on left South Dakota Highway 385 and struck a guardrail in Pennington County.

The Pennington County Sheriff's Office says the crash occurred near mile marker 91 about 3 p.m. Thursday. Deputies say a 68-year-old woman died at the scene. Rescuers transported a 72-year-old man to the hospital in Rapid City, but he died on the way.

Authorities didn't release the victims' names pending notification of relatives.

The South Dakota Highway Patrol and Pennington County Sheriff's Office are continuing to investigate the accident.

Source:

2 killed when motorcycle leaves road, strikes guardrail on Highway 385 in Pennington County