LONDON, March 8 — Manchester City shrugged off 10 changes to their starting line-up to crush Newcastle 3-1 and reach the FA Cup quarter-finals on Saturday as Chelsea battled past 10-man Wrexham.

Earlier, Premier League leaders Arsenal stayed on track for a historic quadruple by seeing off a feisty challenge from third-tier Mansfield to win their fifth-round tie 2-1.