This weekend's FA Cup quarter-finals have thrown up a few dramatic headlines with Manchester City coming from 2-0 down to see off a spirited Swansea side yesterday evening before Wolves inflicted a second defeat on Ole Gunnar Solskjaer's Manchester United last night.
The second and third goals might not have stood had VAR been in operation at the Liberty Stadium, with City awarded a dubious penalty before Sergio Aguero seemed to be in an offside position when heading home the victor.
Marriner pointed to the spot after Cameron Carter-Vickers was judged to have tripped Sterling.
Lukaku injury Will Man Utd striker be fit for Wolves and Watford
In the Premier League, Huddersfield's hopes of staving off Premier League relegation are all but over after giving up a two-goal lead to lose 4-3 at West Ham, while Burnley put themselves in danger of going down when they couldn't convert a one-man advantage against Leicester City, losing 2-1 after conceding a last-minute goal.
"If it is not penalty, and it is offside like the people say, I'm sorry", Guardiola said.
"They ask all the clubs about the VAR and all around Europe, the VAR is there and here it's not". I don't like to win games when decisions are wrong.
It was a dire situation that left City in danger of a repeat of last season's embarrassing FA Cup exit at Wigan. "It is not easy".
In a game played in driving rain, Matt Grimes gave Swansea the lead from the penalty spot in the 20th minute before Bersant Celina doubled the lead in the 29th.
"If it's not a penalty, I'm sorry".
In the end, Guardiola was left to sing the praises of Aguero, who had the final say in an exhilarating contest as he made up for lost time in dramatic fashion with his late victor.
"I pray to come back fit, that is what I want", Guardiola said.
Favourites Manchester City will play Brighton in the FA Cup semi-finals at Wembley Stadium.
"Now we are going to fight every game after the worldwide break". Our physicality and mental approach is so demanding. Silva, who recently signed a contract extension until 2025, kick-started the fightback in Wales on Saturday and said the manner of the victory showed the spirit in a team that could yet go on to win an unprecedented quadruple.
Guardiola, a keen supporter of VAR, does not agree with this policy.