Nation: Case of the Fallen Star

Caught in a Pentagon crossfire, a general resigns

He led his troops into combat in Korea and Viet Nam with such gallantry that he was twice awarded the Silver Star, the nation's third highest combat medal. He moved easily from battlefield to classroom, from Pentagon desk to international command, gathering ribbons and rank along the way and, last year, becoming the youngest four-star general in the Army. Then, last spring, Sam Sims Walker became trapped in a bureaucratic Pentagon crossfire, and last week he resigned from the Army after more than 32 years of...