Pep Guardiola refused to criticise Mahrez, however, telling Sky Sports after the draw: '[Riyad] had the courage and the balls to take the penalty, in training he shoots ideal penalties but sometimes it happens.
City had the ideal opportunity to end their bad run at Anfield but Mahrez, not particularly reliable from the spot, blazed his effort high into the stand.
It's another concern for Klopp, but he can at least take comfort from Liverpool's upcoming fixture list.
The point moved the Blues back into top spot on goal difference with the Premier League now taking a two-week break for the worldwide window.
Martin Keown is backing Liverpool FC to ease to a 3-2 win over Manchester City at Anfield on Sunday evening.
That resulted in these free-flowing juggernauts only producing two shots on target each in a goalless draw as they highlighted why both have only conceded thrice coming into this test.
Rockies edge Cubs in 13-inning, wild-card classic
Lester helped Chicago stick around by matching a career playoff high with nine strikeouts in his 26th postseason appearance. The game-winning hit was delivered by Tony Wolters , who had an RBI single in the 13th inning that scored Trevor Story .
Liverpool, who have extended their run of successive home clean sheets in the league to nine matches, will have to contend with more esteemed opponents coming to Anfield and effecting the art of containment.
And with that, he's missed four of his last six penalty kicks.
Manchester City hasn't beaten Liverpool at Anfield in their last 17 meetings in all competitions, dating to May 2003.
The right-back Kyle Walker, meanwhile, was far more restrained than usual, slotting in nearly as a third central defender when Benjamin Mendy pushed forward down the left.
Jesus went down holding his face after a stray hand from Lovren but City's third penalty appeal also went unheard, while Sturridge's weak header was scooped up by Ederson as more half-chances came and went. But I said already in an interview, we have to start thinking about the players. Until roughly this time a year ago the criticism of him was always that his finishing didn't match up to his excellence in other areas, and he seems to have reverted to that impression of him: 29 shots on the league this season have yielded only three goals. If you want to win against Man City you have to use a few of these half chances. Okay, we miss a bit in front, a little more creativity and pace to finish the action, but it is not easy because they are so strong and good.
'Last season we lost here, and this season we drew, maybe next season we will win'. "We compete really, really good".