Thousands of flights delayed and canceled on busy July Fourth travel weekend
By Julianne McShane
What's ahead for travelers during July 4 "airmageddon"
By Peter Greenberg & Camille Carolyn Knox
July 4 air travel could be messy this year: Pilot shortage persists
By Nathan Diller & Zach Wichter
Flight delays, cancellations mar U.S. summer travel
By Rajesh Kumar Singh