MANCHESTER UNITED supporters are viciously taunting Manchester City after their shock FA Cup defeat to Wigan Athletic. Manchester City suffered an unexpected 1-0 defeat to League One side Wigan in their FA Cup fifth round clash at the DW Stadium last night. Will Grigg’s second-half strike was enough to settle the contest after Fabian Delph was sent off just before the break. Manchester City manager Pep Guardiola was involved in a bust-up with opposite number Paul Cook at half-time, while Sergio Aguero had an