BIRMINGHAM: Sam Querrey and Steve Johnson won their singles matches Sunday to complete the United States' second straight Davis Cup sweep of Switzerland. Querrey defeated Adrien Bossel 6-3, 7-5. Then Johnson, who clinched the Americans' victory Saturday in doubles with Jack Sock, won his Davis Cup singles debut over Antoine Bellier, 6-4, 6-3. The US won 5-0 and will travel to play Australia for the World Group Quarter-finals on April 7-9. The US is 26-20 all-time vs. Australia in a rivalry that dates back to 1905, winning their last meeting 3-1 in Australia in the 2016 World Group First Round. Switzerland was without the country's two top players, 18-time Grand Slam champion Roger Federer and three-time major champ Stan Wawrinka. Switzerland will compete in the World Group Playoff on September 15-17.