American Airlines (AAL)  stock was down as much as 10% in Thursday morning's trading session despite pleasantly exceeding Q2 top and bottom-line expectations.This comes as the largest domestic airline carrier gave a cautious outlook, reinstating but narrowing its full-year EPS guidance amid ongoing uncertainty in travel demand.That said, American Airlines stated it has moved past the brunt of the economic impact, which begs the question of whether AAL shares are too cheap to ignore after dropping more than ...