Could Arsenal have nicked a win at the death?Bukayo Saka was denied a late penalty after Arsenal had fought back with a Leandro Trossard goal. The England international opened the scoring, allowing the ball to roll across him after a lovely pass from Ben White, but Bayern drew level thanks to a Serge Gnabry goal and then went ahead through a Harry Kane penalty.So, with this tie perfectly poised ahead of next week’s second leg in Bavaria, allow The Athletic to dissect the key talking points…