When is the Europa League draw? Liverpool and West Ham to learn last-16 opponents

The eight runners-up in Freiburg, Marseille, Sparta Prague, Sporting CP, Toulouse, Rennes, Roma and Qarabag will each play a team to drop down from the Champions League in Galatasaray, Lens, Braga, Benfica, Feyenoord, AC Milan, Young Boys and Shakhtar Donetsk.