William Byron battled 'imposter syndrome' in climb to Daytona 500 champ
DAYTONA BEACH, Fla. — William Byron grew up in the hotbed of NASCAR, so close to the stars that he could trick-or-treat at Jimmie Johnson’s house every Halloween. He’d tell Johnson every year that someday he’d race alongside him at Hendrick Motorsports. But aside from decorating his Charlotte, N.C., bedroom...