Here's a breakdown of this weekend's action in the world of motorsports. (All times ET)

Winston Cup

FAST FACTS
Event	Atlanta 500
Site	Hampton, Ga.
Schedule	Friday, qualifying (FX, 8 p.m., tape); Sunday, race (Fox, 12:30 p.m.).
Track	Atlanta Motor Speedway (oval, 1.54 miles, 24 degrees banking in turns).
Distance	500.5 miles, 325 laps.

Last race: Matt Kenseth won the UAW-DaimlerChrysler 400 at Las Vegas for his seventh career victory and Roush Racing's fourth win in six Winston Cup races at the track. Michael Waltrip finished third and took the points lead for the second time this season.

	Drivers to Watch
	Check out a short list of drivers to keep an eye on this weekend at Atlanta.

Last year: Tony Stewart passed Ward Burton with 24 laps to go and held off Earnhardt Jr. to win the MBNA America 500 at Atlanta Motor Speedway.

Fast facts: Waltrip is leading the standings for the third time in his 19-year career and the first time not following the Daytona 500. ... Jeff Gordon has not scored a top-10 finish in 2003 and did not lead a lap until last weekend's race. He finished 37th at Las Vegas after being involved in a seven-car accident. ... Kurt Busch won the NAPA 500 at Atlanta on Oct. 27. The track has hosted at least two events each year since opening in 1960. ... Kevin Harvick edged Jeff Gordon by .0006 seconds to win the 2001 race. ... There was a race-record 17 leaders in the 2000 race, won by Dale Earnhardt Sr. for a track-record ninth time. ... No driver has won the race in consecutive years since Cale Yarborough from 1968-69.

Next race: Carolina Dodge Dealers 400, March 16, Darlington, S.C.

Formula One

FAST FACTS
Event	Australian Grand Prix
Site	Melbourne
Schedule	Thursday, qualifying (Speed Channel, 10 p.m.); Friday, qualifying (Speed Channel, 10 p.m.); Saturday, race (Speed Channel, 9:30 p.m.).
Track	Albert Park Circuit (3.28 miles).
Distance	191.591 miles, 58 laps.

Last year: Michael Schumacher avoided a pileup at the start and easily held off Juan Pablo Montoya to win his third straight Australian Grand Prix.

	Drivers to Watch
	Check out a short list of drivers to keep an eye on this weekend at Melbourne.

Fast facts: This is the first race of the season. ... There is a new points system in place that will reward the top eight finishers of a race instead of six. ... Damon Hill won from the pole in 1995 by a margin of over two laps, only the second time in grand prix history that has happened. ... Hill, Michael Schumacher, Gerhard Berger and Ayrton Senna are the only drivers to win multiple races in Melbourne. ... Eddie Irvine got his first victory on the Formula One circuit here in 1999. ... Albert Park was rebuilt for the start of the 1996 season.

Next race: Malaysian Grand Prix, March 23, Sepang.

Busch
Last race: Joe Nemechek benefited from Todd Bodine's mistake to inherit the lead, then hung on to win the Sam's Town 300 at Las Vegas Motor Speedway. Bodine was leading with 32 laps to go in the Sam's Town 300 and racing Nemechek side-by-side through Turn 4 when he spun out and went sliding through the frontstretch grass.

Next race: darlingtonraceway.com 200, March 15, Darlington, S.C.

IRL
Last event: Rookie Scott Dixon became just the third driver to win in his first IRL start by taking the Toyota Indy 300 at Homestead, Fla.. Buzz Calkins did it in the IRL's inaugural race in 1996 before Juan Montoya did it four years later.

Next event: Copper World Indy 200, March 23, Avondale, Ariz.

CART
Last race: Paul Tracy moved into a tie for 16th place on the all-time wins list by recording his 20th victory at the inaugural Grand Prix of St. Petersburg. Michel Jourdain Jr. finished second while Bruno Junqueira placed third.

Next race: Tecate Telmex Grand Prix, March 23, Monterrey, Mexico.

Craftsman Trucks
Last race: Rick Crawford won a three-car battle with Robert Pressley and Travis Kvapil as they approached the finish line to take the Florida Dodge Dealers 250 at Daytona. It was Crawford's first victory in 120 starts.

Next event: Craftsman 200, March 14, Darlington, S.C.

NHRA
Last event: Brandon Bernstein got an early jump on Larry Dixon and recorded his first career Top Fuel victory at the Checker Schuck's Kragen Nationals in Phoenix. Ron Capps won the Funny Car final while Greg Anderson took the Pro Stock category.

Next event: Mac Tools Gatornationals, March 16, Gainesville, Fla.