Four-time Fed Cup champions Russia edged Serbia 3-2 on Sunday to reach the semifinals of this year 's competition where they will play the United States . Four - time Fed Cup champions France beat Serbia 3 - 2 in the tie in Belgrade . Russia will face the United States in semifinals after they beat France 4 - 1 . Former champions Slovakia and the Czech Republic to contest the other semifinal .
Four - time Fed Cup champions France beat Serbia 3 - 2 in the tie in Belgrade . Russia will face the United States in semifinals after they beat France 4 - 1 . Former champions Slovakia and the Czech Republic to contest the other semifinal .