Monday’s transfer rumour roundup.
Check in to Germany vs Portugal
Arsenal captain Thomas Vermaelen has agreed a deal in principle to join Manchester United this summer – Daily Telegraph
Arsene Wenger will give striker Joel Campbell, 21, the opportunity to establish himself at Arsenal after he impressed in Costa Rica’s shock win over Uruguay at the World Cup. The 21-year-old has had loan spells at Lorient, Real Betis and Olympiakos – Independent
Prospective Southampton boss Ronald Koeman has lined up Celtic’s Dutch defender Virgil van Dijk, 22, for £8m as his first signing – Daily Mirror
Arsenal could be set to miss out on striker Alvaro Morata after Wolfsburg submitted a £15.9m offer for the Real Madrid 21-year-old – Independent
Crystal Palace, Sunderland and Aston Villa are showing interest in Marseille midfielder Morgan Amalfitano, 29, who impressed on loan at West Brom last season – Daily Mail