Teams for the Champions League last 16 first-leg tie between Napoli and Barcelona at the Stadio San Paolo on Tuesday: Napoli (4-3-3) David Ospina; Giovanni Di Lorenzo, Nikola Maksimovic, Kostas Manolas, Mario Rui; Fabian Ruiz, Diego Demme, Piotr Zielinski; Jose Callejon, Dries Mertens, Lorenzo Insigne (capt) Coach: Gennaro Gattuso (ITA) Barcelona (4-3-3) Marc-Andre ter Stegen; Nelson Semedo, Gerard Pique, Samuel Umtiti, Junior Firpo; Sergio Busquets, Frenkie de Jong, Ivan Rakitic; Antoine Griezmann, Lionel Messi (capt), Arturo Vidal Coach: Quique Setien (ESP) Referee: Felix Brych (GER) afp