Clash: Logano fastest in practice Truex tops Daytona 500 practice 101: Clash questions, answered Elliott to backup after wreck Full schedule for Speedweeks NASCAR's top drivers to 'Clash' Elliott, Newman contact starts multi-car wreck Just over half an hour into 'The Clash' practice and contact between Chase Elliott and Ryan Newman sets off a wreck that captures Kevin Harvick and Denny Hamlin as well.