So this happened:
This is Romney having his cake and eating it too, because—let's be honest here—birtherism is racism. And while Romney doesn't out and out endorse birtherism with this comment (leaving himself the wiggle room of plausible deniability) while still letting folks know that birtherism is somehow legitimate.
And hey, here's the thing Goveror Romney: Barack Obama has shown his birth certificate. Even if there were questions, they've been answered. When are you showing us your tax returns?