Millwall claimed their fourth Championship win in a row with a 1-0 victory over Play-Off chasing Sheffield United at The Den.
Jake Cooper’s second-half header was enough for all three points to lift the Lions to within five points of the top six.
Meanwhile leaders Fulham stayed nine points clear at the top of the table after winning 1-0 at Cardiff.
Aleksandar Mitrovic struck four minutes before the break – his 34th goal of the league campaign – from former Bluebird Harry Wilson’s cross.
However, QPR lost ground in the promotion race after a 1-0 defeat to fellow Premier League hopefuls Blackburn Rovers at Ewood Park.
Reda Khadra curled home the winner from a 77th-minute free-kick, Rovers’ first league goal in more than nine hours.
In League One, AFC Wimbledon threw away a two-goal lead to draw 2-2 with relegation rivals Doncaster Rovers at Plough Lane.
Headers from Jack Rudoni and Luke McCormick put the Dons on course for victory, only for Doncaster’s Tommy Rowe to square things up in a feisty clash.
The result means Doncaster are still four points off AFC Wimbledon, who are 20th and just two points above the relegation zone.
Elsewhere, Charlton Athletic’s winless run extended to five league games with a 2-0 defeat to Sheffield Wednesday at Hillsborough.
George Byers headed the Owls in front after just five minutes and Callum Paterson turned in Marvin Johnson’s cross to double the hosts’ lead just before half-time.
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In League Two, Sutton United reignited their promotion push with a 4-1 thrashing of struggling Scunthorpe United.
Will Randall’s double, Robert Milsom’s penalty and a Joe Kizzi goal saw the hosts end their five-game winless run in style.
Harry Beautyman’s late own goal was a mere consolation as Sutton moved up to fifth in the table.
And finally, Leyton Orient’s relegation concerns were further increased with a 1-0 home defeat to fellow strugglers Carlisle United.
An early goal from Patrick Omar on a counter-attack proved decisive, leaving the O’s just three points above the drop zone.
Orient, who parted company with Kenny Jackett shortly after the 2-0 defeat to Bristol Rovers in mid-week, also had midfielder Theo Archibald sent-off early in the second half for two quick cautions.