Tom Kim accuses the U.S. team of unsportsmanlike behavior at the Presidents Cup, leading to a dispute among players.

MONTREAL – Tom Kim may only have a record of 1-2 in this edition of the Presidents Cup but he has been a thorn in the side of the U.S., an excitable player pumping his fists, dancing around the green after making an assortment of lengthy putts and egging the crowd to make more noise.

MONTREAL—Tom Kim’s theatrical performance at the Presidents Cup may have worn thin with American fans. But according to Kim, it’s the U.S. side that crossed a line. Following a loss to Patrick Cantlay and Xander Schauffele on Saturday evening,