Drazen Luburic racked up 20 points with 16 kills, three aces and a block, to guide Serbia to a four-set win over Argentina. France had the upper hand across the board in a sweep of Korea to the delight of the home crowd.
Tatsuya Fukuzawa tallied 19 points, including six in the decisive fifth set, to lift Japan past Korea in a comeback victory on Sunday, denying Korea its first Volleyball Nations League win.
Relative newcomer Jake Langlois and two-time Olympian Matt Anderson were the dynamic duo for the United States, each turning in double-digit scoring efforts to lift the Americans to a sweep of South Korea on Saturday.
Seven service aces and 27 Canadian miscues lifted Poland past Canada and put the home team atop the Volleyball Nations League standings at 3-0 with the maximum nine points, meanwhile Russia put up 12 blocks to end any thoughts of a Korean upset to wrap Pool 3 play on Sunday.
Michal Kubiak and Lukasz Kaczmarek combined for 35 points to guide Poland to a sweep of Russia to put the team atop the VNL standings, while Canada stifled the Korean offense with eight blocks and kept the team off balance with tough serving, including six aces, in a quick sweep and its first win of Volleyball Nations League action.
Russia and Poland each turned in 13 blocks in a pair of Day 1 sweeps to open Volleyball Nations League Pool 3 play in Katowice.
The Czech Republic inserted themselves back into the final four mix as they gave Slovakia a huge loss.