Arsene Wenger lamented his side's missed chances, as Arsenal fell to a 2-0 defeat against Bayern Munich in their last-16 first leg tie.
Mesut Ozil missed a first half penalty, before Wojciech Szczesny was later sent off, leaving the Gunners to play for nearly an hour with 10-men against the European champions.
Goals from Toni Kroos and substitute Thomas Mueller secured a vital victory for Bayern at the Emirates Stadium, and Pep Guardiola's side are now favourites to progress to the quarter-finals.
Elsewhere, Cesc Fabregas has hit back at Jose Mourinho and told the Chelsea boss to "mind his own business" after his criticism of the current Barcelona team.
Mourinho claimed the current Barca side is the 'worst in many, many years', but the Spanish midfielder told the former Real Madrid chief to focus on his own side.
Meanwhile, Samir Nasri insists Manchester City can beat Barcelona at the Nou Camp and keep alive their Champions League hopes, as they are not as good as Bayern Munich.
City face an uphill battle to reach the quarter-finals after going down 2-0 at the Etihad on Tuesday night, but the Frenchman believes his side can take heart that they have already beaten the current holders, who he rates as a better team than Barca.
And finally in Formula 1, Lewis Hamilton continues to find Mercedes' pre-season progress "really impressive" but has stressed that the Brackley team aren't finding the new regulation era completely plain-sailing.
The former World Champion said Mercedes could be more than content with their preparations for the season, but added that the first of two days testing in Bahrain wasn't without its problems.