Reply #16: Technically, it's true. [View All]

[TwilightZone]

Taxing all earnings would indeed amount to a $1.3 trillion increase over the next 10 years alone, according to estimates by Cato Institute Social Security expert Michael Tanner, who says he drew his figures from projections by the Social Security Administration staff.

Source: http://www.factcheck.org/clinton_vs_obama.html

Factcheck.org basically determined that both Obama and Clinton are being somewhat misleading in their claims. The link provides an analysis.

Note: I can't vouch for the veracity of factcheck.org. I have no idea of their partisanship or lack thereof.