Jeff Flake's website
Specific situation hasn't happened
"One would have to go back more than a century to find a scenario where a president’s nominee for the Supreme Court was confirmed by the opposition party in the Senate when the vacancy occurred during an election year."
— PolitiFact Arizona
on Monday, March 14th, 2016
That's twice as high as the current estimate
When undocumented children are picked up at the border and "told to appear later in court ... 90 percent do not then show up."
— PolitiFact National
on Thursday, July 10th, 2014