Following are Thursday's results from the fourth day of the ATP Stockholm tournament , according to Xinhua.
Second round:
((prefix number denotes seeding)
1-David Ferrer, Spain, bt Jack Sock, United States, 4-6, 6-3, 6- 1
Fernando Verdasco, Spain, bt Jarkko Nieminen, Finland, 6-2, 3-6, 6-3
5-Ernests Gulbis, Latvia, bt Igor Sijsling, Netherlands, 6-3, 7- 6 (7-3)
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Grigor Dimitrov, Bulgaria, bt Jan-Lennard Struff, Germany, 6-1, 6-3
Kenny De Schepper, France, bt 4-Kevin Anderson, South Africa, 7- 6 (7-5), 4-6, 6-3
2-Milos Raonic, Canada, bt Joachim Johansson, Sweden, 6-2, 7-6 (7-3)