Shinji Okazaki’s spectacular overhead kick earned the Foxes a win which, with just eight games left, moved them closer to their first league title.
With every passing week, the prospect of the Foxes achieving what their former striker Gary Lineker describes as possibly the most “unlikely triumph in the history of team sport” becomes more likely.
A team which at the start of the season were among the bookies’ favourites to be relegated are on the home straight, unbeaten in four matches and closing in on history.
Defeat left new Newcastle boss Rafa Benitez knowing exactly what he needs to do to keep Newcastle up, with the Magpies a point below the safety line.
There was plenty of effort but the visitors were powderpuff when it mattered as their confidence waned as the game wore on.
They host drop rivals Sunderland on Sunday, in a crucial survival derby, and Benitez must demand more grit from his side.