DENVER
07/01/2013 04:39 pm ET

Senator Udall's Brother Gone Missing During Hike

AP

PINEDALE, Wyo.-Randy Udall, the 61-year-old brother of Sen. Mark Udall (D-Colorado), has gone missing in Wyoming after setting off for a backpacking trip on Wyoming's Wind River Mountains.

"Mark is concerned about his brother's whereabouts and he continues to closely monitor the situation," said Sen. Udall's press secretary James Owens. "He and his family hope for the best."

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