NEW CONVENIENT CHANGES! American Airlines removed bag sizers at its boarding gates across the U.S. meaning fliers won’t have to squeeze their bags inside the metal contraptions to make sure their bag will fit in the overhead compartment. In a Sept. 30 memo to its customer care team members, American Airlines said the change is part of their process to improve customer experience and reduce baggage checking at the gates. The airline is encouraging team members working in the lobby areas to identi