Changing managers during a major tournament isn't unheard of, nor demonstrably detrimental, but taking the decision to do so after one game of a World Cup suggests an earlier choice went wrong somewhere.
World Cup 2026 will be remembered in the hallways and history books of Tunisian football as the competition that started with Sabri Lamouchi in charge for 90 minutes against Sweden but will end, we assume, with the inimitable Herve Renard at the tiller.