The Premier League newcomers agreed a club record £3million fee for the striker a fortnight ago but much to boss Bruce's annoyance, the deal has stalled.
After playing King - a £5m buy from Watford in January - for an hour against Sheffield Wednesday on Saturday, Bruce said: 'It's not happening at the moment, so I'll probably knock the offer on the head.
'It's gone on long enough.' Hull's poor pre-season continued yesterday when they lost 1-0 at Hearts.
Marlon King's move could be off
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London gets ready for the Diamond Jubilee - in pictures
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EXCLUSIVE: I won't play with Joey Barton, says Adel Taarabt
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Diamond Jubilee: Boat by boat, here is where to watch the Queen's Thames flotilla - VIDEO
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Duchess of Cambridge is pretty in pink at her first Buckingham Palace garden party
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‘We will form a human barricade to keep missiles off our homes’
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Regent’s Park rapist: Teenage jogger assaulted by stranger in terrifying 7am attack -
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Horror on the 5.53! Commuter dragged 200 feet after getting hand trapped on train -
Hunt-ed: Labour pile on pressure for Culture Secretary
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Family pay tribute to the London man who gave his life to save a five-year-old girl from drowning 
Eton schoolboys fly Games flag on Everest 
Shrimpy's - review 
The O2
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Celebrate with MARTINI®
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Rock star
Happy anniversary
Victoria Coren
Summer party
Diamond Jubilee
Glamour Awards
Garden party
First review
Fair-weather goths
Dog save the Queen
