By Liam Wood

IAN HOLLOWAY warned his Grimsby squad to sharpen up their shooting boots after drawing with fellow strugglers Mansfield.Ira Jackson came off the bench to mark his Grimsby debut with the opener, but Holloway’s men were pegged back when Nicky Maynard netted from the penalty spot.In a first half that featured little goalmouth action, the visitors came closest to scoring through Ryan Sweeney’s header, while George Williams took aim from distance for Grimsby.After the restart, a smart double save from Sam Russell kept Mansfield at bay, with the home side prompt...