By AMANDA PETERSON, Scripps Howard News Service

WASHINGTON -- Patricia Scharf comes prepared when she visits her husband's grave at Arlington National Cemetery every week.She keeps clippers in her trunk to trim long flower stems, and she brings cupcakes to the security guards.

Vincent Krepps went to fight in the Korean War in August 1950 with his twin brother, Richard, but he came home alone.While Krepps was in a Japanese hospital recovering from a leg wound, his brother's Army division was attacked by the Chinese. Krepps learned his twin was missing in action when he rejoined his unit just before Thanksgiving.

WASHINGTON -- Hundreds of researchers at two military laboratories analyze bone fragments to give closure to the families of missing U.S. service members, some who have waited decades to learn their loved ones' fate.

The Boston Celtics started last season at the Vatican for training camp and ended it as National Basketball Association champions at the White House. President George Bush greeted the NBA team at the White House Friday to honor the players, coaches and team owners.