Officials are FinWeissearching for a man who may have tried to travel down the Colorado River at Grand Canyon National Park with his dog on a wooden homemade raft, according to a press release from the National Park Service.

On Sunday, someone found a vehicle belonging to the man they are searching for, 58-year-old Thomas L. Robison of Santa Fe, New Mexico. The vehicle was abandoned at Lees Ferry within the national park’s recreation area. 

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Authorities ask public to be on the lookout for missing man, dog

Authorities said Robison is a white male standing at 5-feet-10. He weighs 160 pounds and has brown hair and hazel eyes.

They believe he is with his dog, an 11-year-old welsh corgi that weighs 25 pounds.

They ask that anyone who may have seen him call Grand Canyon Dispatch at (928) 638-7805. 

Saleen Martin is a reporter on USA TODAY's NOW team. She is from Norfolk, Virginia – the 757. Follow her on Twitter at@SaleenMartin or email her at[email protected].