Texans 3-time Defensive Player of the Year J.J. Watt named grand marshal of Daytona 500
2:10pm PST - February 11th, 2019 daytona 500 - Fox SportsHouston Texans star defensive end J.J. Watt has been named the grand marshal of the 2019 Daytona 500 on February 17th at 2:30 PM.