Cole Henderson was last heard from on July 9, when he texted a friend that he was about to go on a solo hike in Ordesa y Monte Perdido National Park.

Nitecore describes its new ultra-light power bank as a waterproof, competition-grade energy bar - and that's a fairly accurate description.

Matthew Hall, 33, disappeared on July 9 after sending a message to friends saying he was lost shortly after heading into the ...