Never underestimate the need to be on TV — which infects even those who hardly seem like typical candidates.
That includes Keith Barton, a 43-year-old Navy veteran from Vernal who’s featured in the premiere of “Tethered,” which is sort of a cross between “Man vs. Wild” and the 1958 movie “The Defiant Ones.”
In “Tethered” (Sunday, 11 p.m., Discovery), two strangers are dropped into a forbidding jungle, tied together with a 6-foot chain and given no food and minimal supplies to embark on a 40-plu...
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