ON THE TRACKS This weekend's events

NASCARBUSCH SERIESCharter 250Madison, Ill.
Schedule: Saturday, qualifying (Speed Channel, 4:05 p.m.), race (Fox, 8 p.m.)
Track: Gateway International Raceway (egg-shaped oval, 1.25 miles, 11 degrees banking in turns 1-2, 9 degrees in turns 3-4).
Race distance: 250 miles, 200 laps
Last race: Greg Biffle won the Stater Bros. 300 at Fontana, Calif. despite a sporadic cough and car trouble. Biffle's Ford had mysterious engine and oil pressure problems, and his personal cooling system stopped working on a 90-degree afternoon.
Last year: Scott Riggs won the Charter Pipeline 250 when Mike Bliss ran out of fuel on the final lap.
Fast facts: This is the first night race of the year. ... Jason Keller has five top-five finishes in seven career Busch starts at Gateway, including two second-place showings. Keller's only finishes out of the top five came in 1998 and 2002. ... Rookie Kyle Busch has nine top-10 finishes in 16 career Busch starts after placing seventh last week. ... No pole winners have won this race. ... Dale Earnhardt Jr. won this race in 1998 and 1999 before Kevin Harvick took it the next two years.
Next race: Funai 250, May 14, Richmond, Va.
FORMULA ONESpanish Grand PrixBarcelona
Schedule: Saturday, qualifying (Speed Channel, 8 a.m.); Sunday, race (Speed Channel, 7:30 a.m.)
Track: Circuit of Catalunya (road course, 2.937 miles)
Race distance: 193.842 miles, 66 laps
Last race: Michael Schumacher continued his dominance by winning the San Marino Grand Prix in Imola, Italy, on April 25, giving him victories in each of the first four races this season. Schumacher won in Australia, Malaysia and Bahrain before recording his sixth career win on the Enzo and Dino Ferrari Autodrome.
Last year: Schumacher, driving his new Ferrari F2003-GA, won the Spanish Grand Prix for the third straight year and fifth time overall.
Fast facts: Juan Pablo Montoya had an embarrassing moment during the 2002 event when he pulled away from the pits with the fuel hose still attached to his car. His team's lollipop man, Carl Gaden, got his foot run over when he tried to stop Montoya by jumping in front of the car. ... Fernando Alonso, a native of Oviedo, Spain, finished second in last year's race. ... The track is known to be a true test of a car's aerodynamics, with a good combination of fast and slow corners.
Next race: Monaco Grand Prix, May 23
-- Associated Press