Leeds edged through to the FA Cup fifth round with a 4-2 penalty shootout win at Birmingham.
Their tie finished 1-all after extra-time.
Premier League strugglers Wolves held on to beat fourth tier side Grimsby 1-nil.
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Fulham have come back from a goal down to win 2-1 at Stoke, while Sunderland claimed a 1-nil victory at Oxford.
Arsenal are hosting 2013 trophy winners Wigan this afternoon.
