William Byron wins Daytona 500 under caution

(Photo credit: Mark J. Rebilas-USA TODAY Sports)
Race leader William Byron finished a four-lap shootout under caution in a Presidents' Day Daytona 500 delayed a day because of rain, making him the winner of the 66th running of the Great American Race on Monday in Daytona Beach, Fla.

As the late-afternoon start turned into night at the historic Daytona International Speedway and with the white flag approaching, Ross Chast