Doing Reverse News Today

That point of differentiation. what will separate you from the elite. it will be the v cut now. i call it the road to the promised land. >> reporter: bensimon, the author and mother of two, is well on her way. >> youre 44. do you think you have ever looked better than this? >> i think this is probably the best i have ever looked. >> reporter: to get the results the former model has put in some hard work. >> eight-second start getting the speed up. >> grueling workouts like this. five to six days...