Mikel Arteta believes Dani Ceballos has become a key figure for Arsenal and the club is working to reach a deal with Real Madrid.
Barcelona did not run a smear campaign to protect the club's president, an investigation has found.
Trailing rivals Real Madrid in LaLiga, Gerard Pique wants Barcelona to keep pushing.
Antoine Griezmann ended his wait for another goal and Barcelona head coach Quique Setien was happy with the forward.
Josep Maria Bartomeu was asked about Lionel Messi's future following Sunday's 4-1 LaLiga rout of Villarreal.
Sevilla paid tribute to former captain Marcelo Campanal before the game, and goals from Lucas Ocampos and Fernando delivered a derby win.