CHASKA, Minn. — A glance at Friday play in the Ryder Cup at Hazeltine National:

Leading: United States is up 5-3 after the first day of play.

Flip-Flop Day: The U.S. won the four morning matches, and Europe came back to win three of the four afternoon matches.

Sweep: The morning sweep was the first in the opening session since 1975, and the first in any session since 1981.

Arnie Remembered: Arnold Palmer’s golf bag when he was captain in 1975 was placed on the first tee. Players also wore umbrella pins in his honor. Palmer died Sunday.

Match of the Day: Phil Mickelson and Rickie Fowler were 2-down with four to go against Rory McIlroy and Andy Sullivan. They birdied 16 and 17 en route to a 1-up win.

Shot of the Day: Rory McIlroy’s 4-iron to 20 feet on No. 16 for an eagle that clinched the final point for the European team.

Key Stat: It was the first time since 1979 that only one match reached the 18th hole.

Notable: Four of the last five times the U.S. has led after the first day it has lost. Only the 2008 team went on to win.

Key pairings: Rory McIlroy and Thomas Pieters against Rickie Fowler and Phil Mickelson, Sergio Garcia and Rafa Cabrera Bello against Patrick Reed and Jordan Spieth.

Quotable: “I bowed to them, said, ‘You’re welcome for the show,’ and we move on.” Rory McIlroy, on bowing to the crowd after clinching the final point.

Television: Television (all times EDT): Saturday, 9 a.m. to 7 p.m. (NBC).