Kyle Walker claims Manchester City consider themselves back at the bottom of the mountain again this season.City scaled the heights last term as they became only the second English team to win the treble of Champions League, Premier League and FA Cup.Now, as City prepare to begin the defence of their European crown at home to Red Star Belgrade on Tuesday, Walker has revealed manager Pep Guardiola wants them to prove themselves all over again.

Kyle Walker claims Manchester City consider themselves back at the bottom of the mountain again this season.City scaled the heights last term as they became only the second English team to win the treble of Champions League, Premier League and FA Cup.Now, as City prepare to begin the defence of their European crown at home to Red Star Belgrade on Tuesday, Walker has revealed manager Pep Guardiola wants them to prove themselves all over again.