THE CHRIS EVERT-GREG NORMAN SPLIT: WHAT WENT WRONG?

They seemed to have it all: a passionate courtship, romantic trips around the world, and each other's undying support. But just 15 months after marrying, tennis star Chris Evert and golfing great Greg Norman – who left their longtime spouses for each other in 2006 – called it quits last week, begging the question: Why?