A BRITISH grandad accused of trying to drown his own daughter-in-law has been secretly dating her for years, it has been claimed.

Mark Gibbon, 62, is charged with attempted murder after allegedly forcing Jasmine Wyld's head underwater at a Florida resort pool as the pair argued over his will.

Gibbon and Wyld, 33, are both believed to have denied being in a romantic relationship when quizzed by police, The Sun can reveal.

They were reportedly asked due to investigators seeing if it involved potential domestic violence.

But a family source revealed to the MailOnline the pair grew close to one another after they both split from their partners.

They soon got into into a relationship and have now been together for the past two years, according to the source.

They said: "Mark and Jasmi

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