Bob Marshall Wildernesses Open a test of skill, endurance and self

Crossing the Bob Marshall Wilderness Complex over the Memorial Day weekend may seem like a bad idea, but for a small group of ultralight backpackers the challenges it presents is the very reason to go.

The Bob Marshall Wilderness Open got its start in 2012 when Dave Chenault, a social worker who evaluates and writes about lightweight backpack equipment. According to his website, Bedrocks and Parad...