Apr 7, 2006; Las Vegas, NV, USA; NHRA Funny Car driver Tony Pedregon driving the Quaker State Racing Chevrolet Monte Carlo leads his brother, Cruz Pedregon driving the Advance Auto Parts Chevrolet Monte Carlo during qualifying for the Summitracing.com Nationals at Las Vegas Motor Speedway in Las Vegas, NV. Mandatory Credit: Mark J. Rebilas