Photographs of Sunderland target Asamoah Gyan arriving at Newcastle Airport have been posted on Facebook.
Sunderland have been in talks with his club Rennes over a move, which could break the Black Cats' transfer record.
Club chairman Niall Quinn was in France over the weekend trying to broker a deal.
The Black Cats sold Kenwyne Jones to Stoke earlier this month for 8million and face losing Fraizer Campbell for a prolonged period after he injured his knee in Sunday's 1-0 home win over Manchester City.
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