Crew chiefs fined at Michigan

In one of the accidents Sunday, Tomas Scheckter's car struck his mechanic, Steve Namisnak, early in the Michigan Indy 400. Scheckter swerved to avoid the car of Tora Takagi. Namisnak sustained a broken leg.

Takagi's chief mechanic, Don Lambert, was fined along with Mike Sales, chief mechanic for Adrian Fernandez. His car struck that of Vitor Meira, which tripped Mike Horvath, a crewman for Dan Wheldon. Horvath he was not seriously hurt.

In another mishap, the car of Fernandez also spun into a crewman for Kosuke Matsuura, but no one was injured. The IRL took no action on that accident.

The IRL did not disclose the amount of the fines.

Meanwhile, an Indianapolis Motor Speedway worker has died of injuries sustained early Friday when a motorbike crashed in the speedway's infield.

Track and Indianapolis Police Department officials were withholding the identity of the worker Friday evening pending notification of relatives.

Indianapolis television station WTHR reported that the man, a member of the track's "yellow shirt" crew that helps direct traffic in and around the speedway, was riding a scooter that struck a concrete barrier on Friday morning. He died later at an Indianapolis hospital.