Czech Republic make Davis Cup final for Saturday . A 2 -0 defeat of Czech Republic in Belgrade wrapped up on Saturday with doubles victory . Canada lead Serbia five -1 in Belgrade after a five -set doubles victory on Saturday .
Czech Republic make Davis Cup final for second consecutive year . A 3-0 defeat of Argentina in Prague wrapped up on Saturday with doubles victory . Canada lead Serbia 2-1 in Belgrade after a five-set doubles victory on Saturday .