'We're monitoring the situation on a daily basis and we'll adapt if we have to.'
The Portugal is in New Jersey in preparation for the FIFA World Cup starting in about a week, but the country is facing problems over Cristiano Ronaldo's fitness.
Portugal erupted into jubilation on Sunday as the country defeated France to win the Euro 2016, its first major international soccer championship.
Opponents of FIFA President Sepp Blatter should run against him instead of merely criticising his decision to go for another term at the helm of world soccer's governing body, Borussia Dortmund CEO Hans-Joachim Watzke said on Friday.