By Frank Dalleres Gareth Southgate admits Euro 2024 will likely be his last as manager unless England can end their 58-year wait for major tournament glory. Southgate’s contract is due to expire this year and he has postponed any discussions over his future – including a possible return to club football – until after the summer. England go into Euro 2024, which starts on Friday, as favourites with the bookmakers having challenged for honours in three tournaments under the 53-year-old. But Southgate is aware that he may have to deliver a trophy in his fourth outing if he is to retain the goodwi…