Wallace leaving Richard Petty Motorsports at season's end

Bubba Wallace (43) runs during a NASCAR Cup Series auto race Sunday, Sept. 6, 2020, in Darlington, S.C. (AP Photo/Chris Carlson)

Bubba Wallace speaks to crew before a NASCAR Cup Series auto race Sunday, Sept. 6, 2020, in Darlington, S.C. (AP Photo/Chris Carlson)

Bubba Wallace participates in the national anthem before a NASCAR Cup Series auto race Sunday, Sept. 6, 2020, in Darlington, S.C. (AP Photo/Chris Carlson)