Sens. Chuck Schumer and John Cornyn each spent over $140,000 in taxpayer money on travel in the first half of the fiscal year — about 10 times as much as some of their Senate colleagues. Cornyn, a Texas Republican, topped the list by taking costly charter flights around his state and spending nearly $40,000 on a retreat in Maryland for 59 staffers. Schumer, a New York Democrat, was close behind, routinely flying private charters to cities in his state served by commercial airlines, a report by Politico disclosed. Politico cited one trip Schumer made in early December, when he spent...