Bolton Wanderers have announced the signing of striker Chris Long, who joins on loan from Burnley for the remainder of the season.
The former Everton youngster spent the first half of the campaign at League One rivals Fleetwood, where he scored four goals in 23 appearances.
Serbian international Branislav Ivanovic has ended his eight-year association with Chelsea by completing a move to Zenit St Petersburg.
Mamadou Sakho has departed Liverpool in order to complete a move to Crystal Palace on loan for the rest of the season.
Southampton have signed striker Manolo Gabbiadini from Napoli in a deal worth a reported £17million.