Jon Jones declares retirement from fighting to focus on business

Jon Jones has announced he has hung up his gloves and is no longer a fighter. Jones stated that the fighter version of Jon Jones no longer exists, and he is now only Jon Jones the businessman. This declaration comes from a summary post covering multiple MMA news items from various fighters. The post also mentions Johnny Walker giving Jiri Prochazka a surprise gift related to his daughter's upcoming birth, Paulo Costa's controversial comments and weight struggles, and Josh Hockett breaking character after media obligations. Jones's retirement announcement is significant given his status as one of MMA's all-time greats, though the brief mention in this news roundup provides limited context about whether this is an official retirement.