MONTREAL --  Tony Finau could feel a big change when he stepped on the first tee Friday at the Presidents Cup. The horseshoe-shaped grandstand was packed and loud. The gallery was four-deep down the first fairway. The vibe was entirely different. The biggest difference was the scoreboards. They switched from red to gold. All of them. In a stunning turnaround at Royal Montreal, the Internationals flipped the script on the U.S. team by sweeping the foursomes session, a performance so one-sided, the Americans led in only one of the five matches, and that was for only one hole. Hideki Matsuyama and Sungjae Im tied a record for the biggest blowout in the Presidents Cup. Jason Day assured a full point with a chip that was sublime even by his standards. Si Woo Kim polished off a most perfect day with a 15-foot par putt. Three of the matches didn't get beyond the 14th hole. "Incredible," said Adam Scott, playing in his 11th Presidents Cup...