FILE - In this Dec. 6, 2013, file photo, Kurt Busch and Patricia Driscoll arrive at the NASCAR Sprint Cup Series auto racing awards ceremony at The Wynn Resort & Casino in Las Vegas. Police in Delaware say they are investigating a domestic assault allegation made against NASCAR driver Kurt Busch. The Dover Police Department said in a statement Friday, Nov. 7, 2014,  that the allegations were brought to the department on Wednesday. His ex-girlfriend, Patricia Driscoll, said the allegations involved an incident inside his motorhome at a race. (AP Photo/Eric Jamison, File)
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