Paul Samuelson: When events change, I change my mind. What do you do? Trump: If we stop testing right now, we’d have very few cases, if any. Previously https:

Paul Samuelson: When events change, I change my mind. What do you do? Trump: If we stop testing right now, we’d have very few cases, if any. Previously https://thehill.com/homenews/media/5733236-gallup-stops-presidential-approval-ratings-polls/ https://thehill.com/homenews/media/5733236-gallup-stops-pres...