New Jersey Gov. Chris Christie is expected to call for reduced Social Security benefits for seniors earning over $80,000 and eliminating the benefit entirely for individuals making $200,000 and up, along with raising the retirement age to 69 from 67.
Christie to Call for Raising Age for Social Security, Cutting Benefit for Some Seniors - WSJ (Link is from email sharing, so probably will work for a while)
This is vague and likely won't go anywhere, but it gets the conversation started. (My fear of this is why I've never included this income source in our retirement calculations)