Italian MotoGP rider Valentino Rossi (L) of Monster Energy Yamaha MotoGP and French MotoGP rider Fabio Quartararo (R) of Petronas Yamaha SRT attend the press conference at the Losail International Circuit in Doha, Qatar on March 7, 2019 ahead of the season's start at Qatar MotoGP Grand Prix on March 10. (Xinhua/Nikku)