FC Barcelona Femení vs VfL Wolfsburg- Where It Went Wrong

This past Tuesday, FC Barcelona Femení exited the UEFA Women's Champions League when they lost 1-0 to VfL Wolfsburg. Barcelona played some of their most cohesive football of the year against one of the best squads in the world. They had a better stat line, kept more possession, and controlled most of the game, but at the end of it all, they left the match in tears. What went wrong for Barcelona on Tuesday?