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Dundee defender Luke Graham is good enough for Celtic or Rangers and a transfer move should be expected this year, says Ian McCall.

Graham, 21, has established himself as a regular at Dens Park this season after spending time on loan at Falkirk. Not only that, but he has become a key figure in Steven Pressley's side.

He is earning rave reviews and is reportedly interesting both Aberdeen and Hearts as well a teams down south, including Portsmouth.

However, McCall reckons Celtic and Rangers should both be taking a...