Alexis Nunes and Steve Nicol examine the latest transfer rumours including Bayern Munich's interest in Alexis Sanchez.
RB Leipzig have confirmed the signing of Galatasaray forward Bruma on a five-year deal.
Attacking midfielder says: 'I'm feeling good in Dortmund. I have a contract until 2021, and I'm not paying attention to what is being said.'
Bayern Munich winger Costa played for Lucescu at Shakhtar Donetsk, and the coach described him as "one of the purest talents I have ever coached."
Hernandez, 29, has 12 months left on his Leverkusen deal, but their mid-table Bundesliga finish saw them miss out on European football.
Sweden international Forsberg, 25, played a key role as Leipzig finished second in their debut Bundesliga season.