According to the US Bureau of Labor Statistics, "just 53 percent of American workers participate in any type of retirement plan at work." Part-time, low-income workers and employees of small businesses are most at risk for not having a plan. Get the details from Steve Vernon: http://www.cbsnews.com/news/half-of-all-american-workers-not-covered-by-a-retirement-plan/
The myRA and Roth IRA plans are options for these workers but many don't earn enough to be able to contribute to a retirement plan. Many of these workers are completely dependent on Social Security when they retire so it is important to strengthen SS NOW and not keep delaying.