Kailub Russell Calls it a Career 🙌 “I just want to get out ahead of everything….and basically give my farewell speech to the motocross world, after my short time spent… This isn’t being forced upon me, it’s my ultimate end decision here… It’s a tough go….but…the professional career has come to a close. Sorry boys.” - @Kr557 🐐 More on @RacerXOnline