Her mandates are an awful lot like his. Then there's this back in August:
I hope I get a chance to debate Hillary Clinton on the very topic because when I'm asked what the biggest difference is between my plan and her plan, I'll say that mine got passed.
This article available online at:
http://www.theatlantic.com/daily-dish/archive/2007/09/romneys-clinton-problem/225365/
