Tianna Madison

New author Tianna Bartoletta tries to defend long jump title

When it comes to the secrets behind her success, Tianna Bartoletta is an open book.

And it's a real page-turner, too.

The Olympic and world champion long jumper chronicled her rise — more specifically, her pitfalls — in a new e-book titled, "Why You're Not A Track Star." It lays out reasons youngsters might not be crushing their performances and how they might change things.

"It's an honest reflection on why things don't work out sometimes," the 31-year-old American explained.

She hopes to write another chapter to her intriguing career Friday in the long jump final at the world championships. She's the favorite along with teammate Brittney...