Chandler Smith fails to advance to the Championship 4.

All the key BBC coverage details for the Sao Paulo Grand Prix at Interlagos from 1-3 November.

Aric Almirola is the winner Saturday, plus full NASCAR Xfinity results, leaderboard at Martinsville Speedway.

Find the NASCAR Xfinity Series playoff picture with points standings heading into next week's Championship 4 race.

After Sunday's race at Martinsville, we'll know which two racers will join Joey Logano and Tyler Reddick with a shot at the Cup championship next week

Qualifying at the Sao Paulo Grand Prix is postponed until Sunday as a result of heavy rain.

Qualifying was postponed on Saturday evening after torrential rain in Sao Paulo

The race will be preceded by qualifying at 5:30 a.m. ET.

Denny Hamlin's accident in practice Saturday at Martinsville Speedway puts title hopes in jeopardy

Qualifying for the Sao Paulo Grand Prix was postponed until Sunday by torrential rain at Interlagos, but an even bigger storm was brewing off the track with governing body the…