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Radio link-up aims to help Colombia's Farc hostages

24 February 2012 Last updated at 02:24 GMT

Relatives of hostages held by Colombia's Farc guerrilla group have taken part in a marathon radio programme to raise awareness of their plight.

The 110-hour event linked up with more than 2,000 radio stations around the world.

The BBC's Tom Esslemont reports.

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