In a wild race that ended more than 21 hours after it started, William Byron won his second NASCAR XFINITY Series event in seven days, taking the checkered flag in overtime in Saturday's weather-delayed Coca-Cola Firecracker 250 at Daytona International Speedway.Results | StandingsByron took the lead from Joey Logano on...

The NASCAR Xfinity Series Coca-Cola Firecracker250 has been postponed until Saturday because of rain. The broadcast will begin at noon ET on CNBC.Rain began to fall seven laps into Friday's race. NASCAR threw the red flag on lap 11, and the race was postponed after a 90-minute delay.NASCAR executive vice...