Transfer Talk 8am Update: Thomas Muller, David de Gea, Adnan Januzaj

With just over two weeks left to go before the summer transfer window closes, Sports Mole has rounded up all the latest news and speculation.

Friday morning's headlines:

Report: Manchester United bid £50m for Bayern Munich's Thomas Muller
Manchester United are reportedly seeking to lodge an offer in the region of £50m for Bayern Munich striker Thomas Muller. Read more.

Louis van Gaal: 'David de Gea does not want to play for Manchester United'
Man United boss Louis van Gaal reveals that David de Gea does not want to play for the Red Devils amid speculation linking him with Real Madrid. Read more.

Manchester United's Adnan Januzaj open to Sunderland loan move?
Adnan Januzaj is reportedly considering leaving Manchester United on a season-long loan to Sunderland. Read more.

Arjen Robben tells Kevin De Bruyne: 'Snub Manchester City, stay in Germany'
Arjen Robben urges Kevin De Bruyne to stay at Wolfsburg amid speculation linking him with Manchester City, claiming that the Bundesliga would mourn such a loss. Read more.

Everton target Alexander Buttner?
Everton are reportedly considering a move for former Manchester United defender Alexander Buttner after losing Leighton Baines to an ankle injury. Read more.

Report: Mario Balotelli to reject Lazio, Sampdoria
Liverpool striker Mario Balotelli will reject offers from Lazio and Sampdoria to ensure he receives a bonus next month, according to reports. Read more.

Report: Emmanuel Adebayor to turn down Aston Villa, switch to West Ham United
Tottenham Hotspur striker Emmanuel Adebayor is reportedly keen to seal a move to West Ham United instead of Aston Villa. Read more.

Report: Morgan Amalfitano offered West Bromwich Albion escape route
West Bromwich Albion manager Tony Pulis is reportedly keen to bring West Ham United's Morgan Amalfitano, said to be exiled at Upton Park, back to the Hawthorns. Read more.

Kieran Tierney signs new four-year deal at Celtic
Celtic's Kieran Tierney, an 18-year-old left-back with one cap for Scotland's Under-18s, signs a new four-year deal with the Scottish champions. Read more.