Granit Xhaka saw red for Arsenal
The Gunners were not at their best but the victory means they now sit second in the Premier League table.
Xhaka was dismissed in the 65th minute for a wild lunge on Steven Defour.
Arsenal player ratings against Burnley
Sun, January 22, 2017
Express Sport rates how the Arsenal players got on in their Premier League clash with Burnley at the Emirates
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How did the Arsenal players get on during their clash with BurnleyWho impressed for Arsenal against Burnley?
Francis Coquelin gave away the Burnley penalty
And Coquelin, on to fill the void left by his red card, gave away a penalty after fouling Ashley Barnes.
Hartson was unimpressed and criticised both after the game.
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"Discipline nearly cost Arsenal dearly," he said.
Alexis Sanchez kept his cool to fire Arsenal to all three points
"Coquelin, what was he thinking of? Xhaka? Shocking.
"Why make those challenges?
"Arsenal have got away with it today with that late penalty."