The Golden State Valkyries made history Saturday night by becoming WNBA champions in just their second season, an unprecedented feat for an expansion team in any major American sport, men’s or women’s. But they didn’t stop breaking records there. With 3.3 million viewers, Saturday’s Game 7 of the WNBA Finals on USA Network was the league’s most-watched playoff game ever and the fourth-most-watched WNBA game in history. It was also the first-ever Game 7 in league history, as the league switched t