Argentina outscored Serbia and had help from 44 errors, but the Serbians rallied for the five-set win to stay atop Pool G.
Elena Pietrini and Vielka Michelle Peralta Luna starred as Italy and the Dominican Republic registered sweeps of Cuba and Egypt.
Japan and China kept pace with one another and set up a battle for Pool F supremacy on Thursday, each registering a sweep on Wednesday
The Dominican Republic, in spite of being in 8th position, have a pretty clear path to the Final 6.
This week Italy and the Dominican Republic fight for their spots to get into the group of 6 and move on to the finals hosted by China.
Serbia’s Katarina Lazovic, the leading scorer on opening weekend, paced her team to a Round 2 sweep, while Anahi Florencia Tosi piled on 21 points in Argentina’s 3-0 win over Mexico.
The Dominican Republic sailed past Cuba with help from more than 30 Cuban miscues, while Italy dominated Egypt in all phases of the game in a sweep to open Pool H play on Tuesday.
Week 3 gets underway with some heavyweight showdowns between top-10 teams in Cuiaba, Brazil.
Serbia’s Katarina Lazovic was the top scorer with 63 points, including a tournament best 53 kills, five blocks and five aces.