Kyle Busch to join Richard Childress Racing in 2023, ending 15-year run with Joe Gibbs Racing: Sources

Kyle Busch will join Richard Childress Racing in 2023, multiple sources told The Athletic, ending a highly successful tenure at Joe Gibbs Racing that saw the driver-team pairing win two Cup Series championships and 56 races over a 15-year span. An official announcement is expected Tuesday. Busch is…