John Stones has tested Gareth Southgate's patience before and is about to do so again.
The 26-year-old had hoped to banish any lingering fears he remains error-prone after thoroughly deserving his recall to the England squad following a stellar run of form with Manchester City. Injury-permitting, Stones remains the favourite to start England's opening Euro 2020 match against Croatia alongside Harry Maguire, but as was the case on Wednesday in a 2-1 win over Poland, his reliability in the biggest moments still has to be taken on trust.