The Tigers have been linked with a foreign striker for some time, and Dieumerci Mbokani is their man.
It was a summer of turmoil for Sunderland, who could be fighting for Premier League survival again.
Brighton & Hove Albion refused to allow Dale Stephen's to leave the club this summer.
With the transfer window now closed, Tottenham Hotspur, Bournemouth and Chelsea all made headline moves that are viewed as smart business.
As part of our analysis of the transfer window, we take a look at Wigan Athletic.
Ndong was one of several signings on transfer deadline day at the Stadium of Light.
The former Villa midfielder has praised chairman Tony Xia.
Pundit blasts Tottenham signing Sissoko referencing his performances for Newcastle last season.
Sakho looked set to leave Liverpool on loan, but after turning down offers he could face an uphill battle to get himself back into the side this season.
The Spaniard has been out of action for nine months.