Daniel Ricciardo trained with martial artist in PR event ahead of Formula One Chinese Grand Prix . Red Bull have struggled at the start of the 2015 Formula One season as Ferrari have taken fight to Mercedes . Ricciardo finished 10th in Australian Grand Prix and 10th in Malaysian Grand Prix .
Daniel Ricciardo trained with martial artist in PR event ahead of Formula One Chinese Grand Prix . Red Bull have struggled at the start of the 2015 Formula One season as Ferrari have taken fight to Mercedes . Ricciardo finished sixth in Australian Grand Prix and 10th in Malaysian Grand Prix .