RICHMOND, Va. — Brad Keselowski ducked underneath Kyle Busch to take the lead with 10 laps to go Friday night and won the NASCAR Nationwide series race at Richmond International Raceway.Keselowski had to hold off a final charge from Kevin Harvick, but after Harvick closed within a few car lengths, Keselowski kept him at bay and slightly expanded his margin in the final laps of the Toyotacare 250 to win the three-way dual among some of NASCAR's most aggressive and daring drivers.The victory was the 21st of Keselowski's career in the second-tier series and second on the 0.75-mile oval.Harvick was followed by Busch, whose streak of three consecutive victories in the series came to an end, and Brian Vickers and Regan Smith. NHRA: Cruz Pedregon topped Funny Car qualifying at the Springnationals in Houston. The two-time series champion had a pass of 4.086 seconds at 310.41 mph in his Toyota Camry. Doug Kalitta led Top Fuel, Jeg Coughlin topped Pro Stock and Hector Arana Jr. led Pro Stock Motorcycle. Qualifying concludes today. IndyCar: The Panther DRR team will fold after next month's Indianapolis 500 unless sponsorship is found. Dennis Reinbold told employees, including driver Oriol Servia, the news this week. Servia joined the team before the 2012 season after Newman-Haas Racing closed its doors during the preceding offseason because of a lack of sponsorship.