We would like to thank Michael Hainey of GQ magazine for recently asking Sen. Marco Rubio about how old he believes the world to be, mainly because it has resulted in entertaining attempts to defend the young earth view, like this exchange between Bryan Fischer and Terry Mortenson from Answers In Genesis on yesterday's radio program when the two insisted that scientists can never determine the age of the earth because they weren't there and "the only way we can know the age of the earth is if we have eyewitness testimony of somebody who was there, and that's what we have in the Bible":