Ivo Karlovic and Ivan Dodig beat Tatsuma Ito and Yuichi Sugita 6-4, 6-4, 3-6, 6-3 on Saturday to give Croatia a 2-1 lead over Japan in their first-round Davis Cup World Group series.
Japanese qualifier Yuichi Sugita and Belgian wildcard David Goffin upset seeded players to move into the second round of the ATP Chennai Open on Tuesday.