What was the name of the championship series Robert Seguso and Vasek Pospisil  were involved with?
Robert Seguso Robert Arthur Seguso (born May 1, 1963) is a former professional tennis player from the United States. A doubles specialist, he won four Grand Slam men's doubles titles (two Wimbledon, one French Open and one US Open). He also won the men's doubles Gold Medal at the 1988 Olympic Games in Seoul, partnering Ken Flach. Seguso reached the World No. 1 doubles ranking in 1985. He won a total of 29 career doubles titles between 1984 and 1991.
1997 Senior League World Series The 1997 Senior League World Series took place from August 10–16 in Kissimmee, Florida, United States. San Francisco, Venezuela defeated Yucaipa, California in the championship game. It was Venezuela's second straight championship.