Wigan Athletic gained ground on League One leaders Burton Albion with a 1-0 victory over 10-man Rochdale at the DW Stadium.
Substitute Conor McAleny was Wigan's hero after Ian Henderson was sent off for Rochdale, with Gary Caldwell's team moving to within a point of Burton after Nigel Clough's team slipped up at Millwall later on Monday.
Aiden O'Brien and Lee Gregory scored early in the first half as Millwall claimed a 2-0 win at the New Den.
Scunthorpe United thrashed Swindon Town 6-0 at Glanford Park to boost their chances of sneaking a play-off place. Tom Hopper scored a second-half double, while Hakeem Adelakun scored one and assisted two in a thumping victory.
Oldham Athletic secured an important three points in their bid for survival by overcoming fellow strugglers Chesterfield 1-0, while Blackpool beat Doncaster Rovers, Barnsley overcame Port Vale, Gillingham defeated Bury and Crewe Alexandra lost at home to Bradford City.
In League Two, Plymouth Argyle closed in on second-placed Oxford United despite a late scare against York City at Home Park.
Plymouth led 3-0 before York pulled it back to 3-2, but the hosts held on to move within two points of Oxford, who were held to a 0-0 draw at Cambridge United.
Runaway leaders Northampton Town came from two down to draw 2-2 at Mansfield, while Accrigton Stanley sit fourth after beating Newport County 2-0.
AFC Wimbledon match at home to Portsmouth was called off due to a waterlogged pitch, while Stevenage's meeting with Yeovil Town was postponed due to international call-ups.
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