Red Bull Racing Formula One driver Daniel Ricciardo of Australia signs autographs as he arrives at the Australian Formula One Grand Prix at Albert Park circuit in Melbourne, Australia on March 26, 2017. (Xinhua/Bai Xue)
Red Bull Racing Formula One driver Daniel Ricciardo of Australia signs autographs as he arrives at the Australian Formula One Grand Prix at Albert Park circuit in Melbourne, Australia on March 26, 2017. (Xinhua/Bai Xue)