Official Site of the National Football League
NFL approves limited flexible scheduling for Thursday night games
Detroit Lions expect more prime-time games in 2023, against Thursday night flex rules
NFL considering several major rule changes for 2023: Touchbacks could be modified on both punts and kickoffs
NFL ownership passes 'Thursday Night Football' flex rule
Patriots-Steelers regular-season game could change after new NFL rule – Boston Herald
Lions-Packers showdown flexed to Sunday Night Football
NFL owners approve flexing of Thursday Night Football
NFL's new 'Thursday Night Football' flex scheduling could impact Giants - Big Blue View
What Is 'Flex Scheduling' for NFL's Thursday Night Football? – NBC Chicago