ALL EYES ON AIRLINES AS JULY FOURTH HOLIDAY WEEKEND NEARS

Airlines that have stumbled badly over the last two holidays face their biggest test yet of whether they can handle big crowds when July Fourth travelers mob the nation’s airports this weekend.

Problems were popping up well before the weekend, with some disruptions caused by thunderstorms that slowed air traffic.

American Airlines canceled 8% of its flights on Tuesday and Wednesday, and United Airlines scrubbed 4% of its schedule both days, according to FlightAware.

Holiday revelers planning to drive face their own set of challenges, including high gasoline prices. The nationwide