Apat na raang kilometro. Tatlong araw. Tatlong tao na may magkakaibang misyon pero pinagbuklod ng iisang destinasyon. Anong mga aral kaya ang natutuhan ni Kara David at ng mga siklistang sina Reiner at Jorge sa kakaibang ekspedisyong ito?

‘I-Witness’ is GMA Network's longest-running and most awarded documentary program. It is hosted by the country’s top documentarists --- Howie Severino, Kara David, Sandra Aguinaldo, and Atom Araullo. ‘I-Witness’ airs every Saturday, 10:30 PM on GMA Network.

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