1.   United, whose service troubles snarled summer travel for thousands of passengers, decided to air an apology featuring Jim Goodwin, the chairman of parent UAL Corp.

2.   Italian air transport workers rebuffed a government appeal to call off an eight-hour strike expected to snarl travel on Friday.

3.   Strikes by Alitalia pilots, flight attendants and ground workers snarled air travel in Italy on Monday, forcing the cancellation of hundreds of flights across the country.

4.   The Midwest bundled up and struggled to dig out Tuesday after a storm that delivered record snowfall, clogging highways and snarling air travel around the nation.