US president Donald Trump has warned Fifa would be making a “terrible mistake” if they get rid of Gianni Infantino as the head of world football’s governing body. But in a post on his Truth Social social media site early on Tuesday, Trump said removing the Fifa president would be a costly move. The US president wrote: “Fifa would be making a terrible mistake if, for any reason, they even considered replacing president Gianni Infantino. “He is fantastic, having just presided over the most successful World Cup, by four times, ever presented. Uefa and two other confederations have held initial talks about organising competitions themselves amid the backlash against the embattled Fifa president.