Borna Coric beat Jack Sock 6-4, 3-6, 6-3, 6-4 to give Croatia a 3-2 comeback victory over the United States on Sunday in their Davis Cup quarterfinal match.
Marin Cilic set up the deciding fifth match by beating John Isner 7-6 (11-9), 6-3, 6-4 in the first reverse singles match on the Tualatin Hills hard courts.
After the United States swept the singles matches Friday, Cilic and Ivan Dodig kept Croatia alive Saturday with a four-set victory over twins Bob and Mike Bryan in doubles.
Croatia will host France in the World Group semifinals on Sept. 16-18. It is Croatia's first semifinals appearance since 2009.
The U.S. lost for the fourth time in 161 tries when leading 2-0 lead in a Davis Cup tie.