President Donald Trump waves as he poses for pictures during an event to welcome Joey Logano, the 2018 NASCAR Cup Series Champion, to the South Lawn of the White House in Washington, Tuesday, April 30, 2019. Penske team owner Roger Penske is third from left. (AP Photo/Susan Walsh)

Kyle Busch heads out to the track during practice for the NASCAR Cup Series auto race, Saturday, May 4, 2019, at Dover International Speedway in Dover, Del. (AP Photo/Jason Minto)

Kevin Harvick No. 4, left, and Kyle Busch No. 18 talk before the start of the Monster Energy NASCAR Cup Series practice, Saturday, May 4, 2019, at Dover International Speedway in Dover, Del. (AP Photo/Jason Minto)

Joey Logano, left, the 2018 NASCAR Cup Series Champion, speaks during an event on the South Lawn of the White House in Washington, Tuesday, April 30, 2019, with President Donald Trump, right, and Penske team owner Roger Penske, center. (AP Photo/Susan Walsh)

President Donald Trump, center, speaks as he welcomes Joey Logano, left, the 2018 NASCAR Cup Series Champion, to the South Lawn of the White House in Washington, Tuesday, April 30, 2019. Penske team owner Roger Penske, right, also attends. (AP Photo/Susan Walsh)

Morgan Shepherd drives during NASCAR Xfinity series qualifying, Saturday, May 4, 2019, at Dover International Speedway in Dover, Del. (AP Photo/Jason Minto)

Jimmie Johnson heads out to the track during practice for the NASCAR Cup Series auto race, Saturday, May 4, 2019, at Dover International Speedway in Dover, Del. (AP Photo/Jason Minto)