Summary:
Southampton are close to signing Virgil van Dijk, but the club are not yet clear on the transfer deadline day.

Full article:
By . Simon Jones for MailOnline . Southampton believe they have won the race for Atletico Madrid defender Toby Alderweireld. The Belgium international will join on loan after turning down Sunderland and Newcastle. Arsenal had also been interested in the Belgian defender but appear to have pulled out of the race. Transfer: Toby Alderweireld could be on his way to Southampton as Koeman looks to replace Dejan Lovren . But Ronald Koeman is close to sealing a deal for the 25-year-old as he continues his hunt for a replacement for Dejan Lovren. Koeman had been hoping to sign Virgil van Dijk from Celtic. But a dispute over the potential fee for the Dutchman has stalled the move, with the Scottish champions demanding £8million - a fee Southampton were not prepared to meet. Southampton, who many predicted to struggle after selling so many of their star players this summer, but Koeman's side currently sit eight in the Premier League table, ad have impressed despite their losses. World Cup: The Belgian centre-back impressed for both for Belgium and Atletico Madrid in the last 12 months . Price tag: Virgil van Dijk's move from Celtic to Southampton stalled as the Scottish club asked for £8million .