A worker inspects the structure inside the 1.65-kilometer (1-mile) Tsuburano Tunnel on the Tomei Expressway in Yamakitamachi, Kanagawa Prefecture, eastern Japan, Monday, Dec. 3, 2012. Concrete ceiling panels fell onto moving vehicles deep inside a tunnel on another expressway in Japan Sunday, and authorities confirmed nine deaths before suspending rescue work Monday while the roof was being reinforced to prevent more collapses. (AP Photo/Kyodo News) JAPAN OUT, MANDATORY CREDIT, NO LICENSING IN CHINA, FRANCE, HONG KONG, JAPAN AND SOUTH KOREA
1. THE RISKS OF TROOP WITHDRAWAL FROM AFGHANISTAN
Analysts warn that pulling back too much could slow the Afghan army's development, while keeping too many would prolong its dependence on the U.S.
2. HOW A SERIAL KILLER'S BLOOD COULD CRACK COLD CASES
The AP's Don Babwin reports Illinois police are creating DNA profiles of executed serial killer John Wayne Gacy and others to see if the killers had more victims.
3. JAPAN'S AGING TUNNELS
The country orders new inspections after nine people are killed in the collapse of a 1970s-era tunnel.
4. WHERE THE SCHOOL YEAR IS GETTING LONGER
Colorado, Connecticut, Massachusetts, New York and Tennessee are adding at least 300 hours to the calendar.
5. TRACING A KILLER'S CONFESSION
Israel Keyes implicates himself in as many as eight killings in four states before killing himself in jail.
6. FOLLOW THE POPE (at)PONTIFEX
The Vatican announces the pontiff will begin Tweeting from a new personal handle.
7. A NEW STAB AT AVOIDING WASHINGTON'S `FISCAL CLIFF'
Pelosi says she will try to force a House vote on a Senate-passed bill favored by Democrats to break the deadlock.
8. KC CHIEF AND SLAIN GIRLFRIEND SEEMED `FINE' BEFORE MURDER-SUICIDE
A friend says linebacker Jovan Belcher and Kasandra M. Perkins had argued about "normal couple stuff."
9. WHAT `STUPID HUMAN TRICKS' CAN GET YOU
David Letterman receives Kennedy Center honors, along with rockers Led Zeppelin, actor Dustin Hoffman, bluesman Buddy Guy and ballerina Natalia Makarova.
10. A MAGIC ACT GOES UP IN FLAMES
Magician Wayne Houchin recuperates after a Dominican Republic TV host set his hair on fire with cologne.