Nike has announced that Neymar’s lucrative sponsorship deal was terminated after he “refused to cooperate” in an internal sexual assault investigation involving himself and an employee.The Brazilian forward was first signed by Nike at the age of 13 and his most recent 11-year contract, worth a reported $105 million (£74 million/€86 million), was due to run until 2022.But the sports giant ended the deal last September and the Paris Saint-Germain player subsequently signed a contract with Puma.