By Chris Sumpter

DAVE’S THE HERO: Scunthorpe celebrate after, inset, David Mirfin scores the winning goal
PICTURES: ProSports/ Ian Lyall

MANAGER Graham Alexander believes Scunthorpe produced their best display of the season at the crucial moment as they beat Bolton to give their play-off push a much-needed shot in the arm.
The Iron have come in for criticism on the back of a run of six defeats in eight games – form which has allowed the Trotters to surge ahead of them in the automatic promotion race.
But three points earned via David Mirfin’s ea...