Truex wins Sam’s Town

Martin Truex Jr. extended his Busch Series points lead Saturday, holding off Greg Biffle in a green-white-checker finish in the Sam’s Town ‘He Dared to Rock’ 250 at the Memphis (Tenn.) Motorsports Park.

Truex’s victory, his sixth of the season, extended his lead over Kyle Busch to 208 points as Busch, who was leading until lap 202, fell off after brushing the wall in the second turn and finished 14th.

McMurray races to hat trick

Jamie McMurray held off Dennis Setzer on a restart with 12 laps to go in Martinsville, Va., and won for the first time in the NASCAR Craftsman Trucks Series, completing a career hat trick.

The Nextel Cup driver, making his third start in a truck this season, became the eighth person in NASCAR history to win in the premier series, the Busch Grand National series and in a truck.

Barrichello takes pole

Rubens Barrichello won the pole position at the Brazilian Grand Prix in Sao Paulo, Brazil, for the second consecutive year, taking advantage after Ferrari teammate Michael Schumacher crashed in practice earlier.

Barrichello completed a lap around the 2.678-mile circuit in 1 minute, 10.646 seconds — 0.204 faster than Juan Pablo Montoya.

F-1 poles to be set on race day

Formula One will try to add suspense with a new qualifying system that determines pole position the day of the race, instead of the day before, said the International Automobile Federation (the sport’s governing body).

The change, scheduled to go into effect next year, is among several moves by the FIA aimed at increasing interest in Grand Prix racing.