Daniel Storey: All hail Thomas Tuchel, but Pep Guardiola got selection badly wrong

Chelsea's head coach Thomas Tuchel kisses the trophy at the end of the Champions League final. Picture: Pierre Philippe Marcou/Pool via AP
When Thomas Tuchel was appointed by Chelsea, their season had lost all its spark. They were still in the Champions League and FA Cup when Frank Lampard was sacked, but Chelsea had fallen to ninth in the Premier League table.