A Toyota Prius that sped out of control on a California freeway was towed to a dealership Tuesday while federal and company inspectors converged on the car to determine whether a stuck gas pedal was to blame.

Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and Nasdaq Stock Market: NYSE:

Select Medical Holdings Corp. shares tumbled Tuesday, a day after a media report said the Senate Finance Committee is investigating patient deaths and allegations of substandard treatment at long-term care hospitals.