sentences:  Joined by Didier Drogba in attack, Ronaldo scored a hat-trick in the next year's match on 21 April 2015 in St Etienne, France, with proceeds going towards the African countries most affected by the Ebola epidemic.On 14 June 2018, Ronaldo featured at the 2018 FIFA World Cup opening ceremony held at the Luzhniki Stadium in Moscow, Russia.He walked out with a child wearing a Russia 2018 shirt at the beginning, and returned at the end of the ceremony with the official ball of the 2018 World Cup – Adidas Telstar 18 – which was sent into space with the International Space Station crew in March and came back to Earth in early June.