Sorry @NASA…@MarcoRubio dared me to do it! pic.twitter.com/qIYtKOPyFh

— Vice President Pence (@VP) July 7, 2017

It was OK to touch the surface. Those are just day-to-day reminder signs. We were going to clean it anyway. It was an honor to host you! https://t.co/gu8zxknsJv

— NASA (@NASA) July 7, 2017

“We were going to clean it anyway.” 😂😂 https://t.co/N8HTgltsNO

— Prof Dynarski (@dynarski) July 8, 2017