Editor's Note: "Retirement Savings on Track? How Much You Should Have by 55 and 60" is part of an ongoing series on getting your retirement on track by age. The first story is "Retirement on Track?

Entering its 55th year on television, 60 Minutes has only ever had three executive producers. Bill Owens, himself 55 years old, stepped into the position in February 2019. Fellow staff at 60 ...