Currently, U.S. Airways sells DineFresh meals only on flights leaving from Philadelphia and Charlotte, though they are planning to expand the program in the future.

CNN: Economy class goes gourmet

The Republican-led House Committee on Oversight and Government Reform is planning to grill the Department of Health and Human Services about the program in a hearing Tuesday.

WSJ: Role of Health-Law 'Navigators' Under Fire

The program, known as CourseWeb, is one of several e-commerce initiatives NACS is planning on behalf of its 3, 100-store membership, which association officials admit have been slow to get the Net .

CNN: Online booksellers go back to school