Nearly half of U.S. workers now believe they’ll need $1 million or more to retire comfortably — but most doubt they’ll ever hit that mark. According to a new Betterment at Work report, 48% of U.S. employees think they’ll need over $1 million in retirement, up from 37% last year. In addition, the report found that more than half (54%) have considered delaying retirement because they don’t think they’ll have enough saved. Here’s how much you actually need to retire — plus, what to do if you don’t think yo ...