Eddie Betts
Picture: Sarah Reed.

The AFL will investigate the explosive claims that Adelaide signed Eddie Betts 18 months before leaving Carlton for the Crows.

If Betts had signed with the Crows — as Mick Malthouse alleged this morning — then the Crows could be punished for breaching AFL rules.

No player can sign with a rival club while in contract, but a player is allowed to talk to clubs.

Trigg, who was convicted of salary cap cheating over the Kurt Tippett affair, shifted from the Crows to the Blues in July last year.

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