It's understood Sunderland have agreed a fee to sign former Arsenal midfielder Granit Xhaka.
The 32-year-old will reportedly sign a three-year deal leaving Bayer Leverkusen in Germany.
Kilmarnock have sold former Republic of Ireland Under-21 international Corrie Ndaba to Serie A side Lecce for an undisclosed fee.
The 25-year-old defender has penned a three-year deal with the Italian club.
Arsenal boss Mikel Arteta says it's "been a long journey" to get a deal done for striker Viktor Gyokeres.
The club introduced the Sweden international to crowds in Singapore over the weekend, following his 64-million-pound move from Sporting.
Arteta admits there's still work to do to get their new forward fully integrated into the squad