The Secret Service has acknowledged it denied some requests by Trump's campaign for increased security at his events in the years before the assassination attempt.
Soccer's rule makers are considering a tennis tiebreak-type system to make penalty shootouts fairer.
England's Football Association, which has supported Platini's candidature, said on Friday it was among a number of other groups who had called for a FIFA crisis meeting where the election would be discussed.
Chelsea and Manchester City tightened their stranglehold on the Premier League title race on Saturday, recording victories over struggling clubs to stretch further clear of their increasingly forlorn pursuers.