Sprint reports it lost 1 million customers in 1st quarter

U.S. air travel these days is about as fun as a trip to the dentist. Departure delays are rampant, bags often miss the flight you've caught and rising jet fuel prices have major airlines charging to check a bag. In his new book "Terminal Chaos," George Donohue, a professor and former high-level Federal Aviation Administration official, explains why our system of air travel is broken and what can be done to fix it. He'll answer your questions online through July 22.

McClatchy correspondents Kevin G. Hall (left) and Tony Pugh are available to answer your questions about the shaky economy at home and abroad, and what's in store for ordinary Americans in the face of gathering economic storm clouds

For two weeks, Nobel Prize-winning economist Joseph Stiglitz and Harvard professor Linda Bilmes, authors of "The Three Trillion Dollar War," fielded questions about the cost of the Iraq war and its impact on the U.S. economy. They're not taking new questions, but they're still posting answers to ones they've already received. Read their responses.