London - Arsenal reached the Champions League final for only the second time in its history with a gritty 1-0 home win over Atletico Madrid on Tuesday to secure a 2-1 aggregate victory in their semifinal.Captain Bukayo Saka's tap-in just before the interval was enough for Arsenal to win a cagey second-leg contest in which the host kept its ninth clean sheet in this season's competition.Manager Mikel Arteta's side will ​face either holder Paris Saint-Germain, which eliminated the Gunners in last season's semifinals, or Bayern Munich in Puskas ‌Arena in ‌Budapest on May 30 — a week after the club hopes to have won its first Premier League ​title in 22 years.