Tomas Berdych of Czech Republic kisses his trophy after winning the finals against Jack Sock of the U.S. during their Stockholm Open tennis tournament final match in Stockholm, Sweden October 25, 2015. REUTERS/Anders Wiklund/TT News Agency ATTENTION EDITORS – THIS IMAGE WAS PROVIDED BY A THIRD PARTY. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS PICTURE IS DISTRIBUTED EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS. SWEDEN OUT. NO COMMERCIAL OR EDITORIAL SALES IN SWEDEN. NO COMMERCIAL SALES.