Vermillion was subsequently traded to D.C. United for defender Eric Denton.
Meanwhile at fellow relegation strugglers Stuttgart, "two centimetres were missing" for defender Georg Niedermeier.
"Sheffield United rejected an offer from the club five days [Wednesday] ago for defender Harry Maguire," read the Hull statement.
The Mariners will be worried for defender Jacques Faty, who appeared to do his hamstring on his very first touch.
But Barcelona has wounds of its own, not the least a strained hamstring for Messi and a damaged knee ligament for defender Javier Mascherano.
Leverkusen goalkeeper Bernd Leno made a good stop in the 80th but the ball bounced for defender Emir Spahic to clear.
Arsenal will throw £7m at Montpellier in exchange for defender Mapou Yanga-Mbiwa, while Roberto Martínez has told Victor Moses he is not ready to leave Wigan.
West Brom will refuse to accept Watford's renewed £1.4m bid for defender Paul Robinson, who like Tim Lovejoy, was a boyhood Hornets fan.
● The Boston Breakers made a controversial trade last week to send goalkeeper Alyssa Naeher to the Chicago Red Stars in exchange for defender Whitney Engen.
Liverpool had plenty to cheer about after beating Premier League leaders Leicester on Boxing Day to end a run of four matches without a victory, but it came at a cost for defender Alberto Moreno.
Meanwhile, Rangers will have to respond to the offer of a two-match ban for defender Chris Hegarty today for allegedly stamping on an opponent during his team's goalless draw at Montrose on Saturday.
