James Hinchcliffe's girlfriend says the IndyCar driver was awake and communicating Tuesday morning, less than 24 hours after undergoing surgery on his left thigh.

The series halted Monday's scheduled 3-hour practice session and investigated the Hinchcliffe crash. Practice resumed at 4:15 p.m. ET. "It was shocking," driver Townsend Bell said.

In the closing laps at Laguna Seca, INDYCAR placed a local yellow for the stalled No. 28 of Marcus Ericsson before elevating it to a full-course caution a few laps later. The issue was that Ericsson ...