UFC: Justin Gaethje says it’s ‘preposterous’ if Conor McGregor gets title shot, and blasts ‘idiot’ coach

• Gaethje vows ‘I’ll never fight in the UFC again’ if McGregor competes for vacant lightweight belt in trilogy with Poirier
• ‘He’s sitting at No 6. He’s won one fight in his entire life in the lightweight division,’ says former interim champ