Morning Buzz: April 27, 2007

This morning's top stories:

• Taliban militants killed five people in an eastern district of Afghanistan duringa successful effort to seize control of the region.
• In his new book, former CIA chief George Tenet says there was no "serious debate" on whether Saddam Hussein posed a legitimate threat before the invasion of Iraq.
• At least seven states are examining whether hogs were fed contaminated feed, the U.S. Agriculture Department said Thursday.
• The dean of admissions at MIT has resigned after admitting that she fabricated some of her academic credentials nearly 20 years ago.