A new border war
• Foot and mouth disease: Agents block disease at airport gate.
• Mad cow disease: Only fear spreads to U.S. so far.
• Mad cow disease: A timeline

Airliners 100 feet from colliding
A Delta plane nearly lands on a US Airways plane waiting to take off in Fort Lauderdale.

Sara Fritz
The huge task of fixing a failing agency
WASHINGTON -- The Internal Revenue Service is no longer the most hated agency in the federal government. The current contender for the title is the Health Care Financing Administration, which administers the Medicare and Medicaid programs.

World briefs
Princess could have lived, surgeon says