Christopher Bell’s electric, walk-off win at the Charlotte Roval injected a ton of momentum in the garage at Joe Gibbs Racing. With Bell and Denny Hamlin still contending for a championship, make your picks for how JGR will perform in Sunday’s Round of 8 opener at Las Vegas Motor Speedway (2:30 p.m. ET, NBC, NBC Sports App, PRN, SiriusXM NASCAR Radio) – including Xfinity Series selections.
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