Arsenal star Bukayo Saka has discussed the reaction in the Arsenal dressing room to booking a place in the quarter-finals of the Champions League. Arsenal booked their place in the quarter-finals of the Champions League after beating FC Porto on penalties at the Emirates Stadium. A goal from Leandro Trossard on the night ensured that the tie would end as a draw over both legs. Extra-time followed without either team unlocking the door, requiring penalties to separate them for a place in the next round. The Gunners scored all of their spot kicks, while the visitors had two efforts saved by Davi…