Conor McGregor has not entered the USADA testing pool, all but certainly ruling out a 2023 return to the Octagon.
Report: Conor McGregor Won't Have UFC Fight in 2023; Didn't Register with USADA, News, Scores, Highlights, Stats, and Rumors
McGregor hoping USADA loophole allows him to book a fight in February 2023
Report: Conor McGregor Won't Have UFC Fight in 2023; Didn't Register with USADA, News, Scores, Highlights, Stats, and Rumors
Conor McGregor reveals when he expects to come back to fighting
UFC 223 results: Khabib Nurmagomedov mauls Al Iaquinta to become undisputed lightweight champion
Conor McGregor - Wikipedia
UFC replaced Conor McGregor for its huge summer fight, and now his future is unknown - Yahoo Sports
Conor McGregor officially books 2023 UFC return fight
Conor McGregor ineligible to fight in 2023, and an early 2024 return also seems unlikely - Yahoo Sports
Conor McGregor announces a return to UFC: 'I'm gonna be back soon
Conor McGregor Return: Will 'The Notorious' Compete in 2023? - The SportsRush
Conor McGregor Announces 2024 Return Date, Opponent
Conor McGregor to return to USADA testing pool as UFC return gathers pace, could face Michael Chandler in 2024 - Eurosport
Tyson Fury vs. Francis Ngannou? Floyd Mayweather vs. Conor McGregor it's not - Yahoo Sports
Kamaru Usman on accepting risky fight vs. Jorge Masvidal: 'This is what champions do' - Yahoo Sports