Arsenal have been handed a major injury boost after Mikel Merino trained ahead of the first leg of their Champions League semi-final with Paris Saint-Germain. Ben White has also been passed fit for the game at Emirates Stadium on Tuesday. Merino and White missed last Wednesday’s 2-2 draw with Crystal Palace.

According to Opta, Arsenal are the favourites to win the Champions League with a 31.3% chance after sensationally knocking out Real Madrid. Barcelona are second in line with a 27.4% chance of winning their seventh European crown, while PSG have a 22% shot at lifting the famous trophy in Munich.

Paris Saint-Germain travel to England for the third time in the UEFA Champions League knockout stage taking on Arsenal in the first leg of the semifinals.