Dr. Scott Walker only knows what he's verified personally

Walker doesn't know if Barack Obama loves America, or if Barack Obama is a Christian because Walker has never heard it directly from Barack Obama, but I guess he discussed mandating medically unnecessary ultrasound procedures for pregnant women seeking legal abortions, since he said, with certitude:

I don't have any problem with ultrasound," Walker said Tuesday, according to the AP. "I think most people think ultrasounds are just fine."