Gabby Douglas

US women hoping to give Karolyi golden sendoff in Rio

After 40 years helping some of the greatest gymnasts of all time soar to Olympic gold — from Nadia Comaneci to Mary Lou Retton to Nastia Liukin — Martha Karolyi is ready to say goodbye. The U.S. women's national team coordinator is retiring after the 2016 Games.

The five-woman group Karolyi is bringing to Rio de Janeiro — Simone Biles, Gabby Douglas, Aly Raisman, Madison Kocian and Laurie Hernandez — has the perfect going away present in mind: Gold. Lots and lots of gold. Maybe all six available, something that's never been done by one country in a single Olympiad.

It's a testament to the empire Karolyi has built since taking over the program in...