How much do you need to save for retirement?

Most people have dreams of a relaxing retirement. Maybe it’s one spent golfing with friends, traveling the world or just living comfortably without having to work or tend to other unwanted tasks. But how much does it cost to achieve those goals? In this CBS MoneyWatch article by Aly Yale, Jill Fopiano, President and CEO of O’Brien Wealth Partners, and other experts share some basic information you should know.