Biffle slaps wall in Kobalt Tools 500 Happy Hour

Update: Greg Biffle has rolled out a backup.

Biffle slapped the wall 10 minutes into Happy Hour for the Kobalt Tools 500 and sustained significant damage.

Our View Expect him to roll out a backup car and give up his 13th-place starting position. Driver can come from the back at Atlanta Motor Speedway, but winning from there is nearly impossible.

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