WATCH: Controversial penalty gives Inter 2-0 lead against Barcelona

WATCH: Controversial penalty gives Inter 2-0 lead against BarcelonaBarcelona fell behind early to Inter in the second leg of their Champions League semi-final tie, and they are now 2-0 behind at the San Siro.It was a tough opening 20 minutes for Hansi Flick’s side, who struggled to get into the game. And things would get worse as Lautaro Martinez scored the first goal of the encounter following an error from Dani Olmo.Barcelona grew into the game after that, and they came close to scoring