Don and Tom from "Talking Real Money" talk about the end-of-the-week stock market decline and put equity investing in perspective. Then they discuss recent changes in retirement savings plans. They mention that catch-up contributions for those making over $145,000 a year will now have to go into Roth 401ks instead of traditional ones. They also touch on no more required minimum distributions (RMDs) from Roth 401k plans and new options for Roth contributions in SEP IRAs and simple IRAs. They n...