...turned into days and weeks. "We went back daily," he said. "We would call and search for him. We even made a search grid of the old camping area. We were very broken up about the whole thing." Lowe and his family pursued all the usual...

...equations. Angles and rays, coordinates, tables and graphs, compasses, maps, point last seen, probability zones, search grids and patterns all play into finding a distressed vessel and its occupants. "The only reason we have equipment is to...

...and started lining it with sticks. Then I walked 2 hours to the right." Troopers said Boyce's camp was within the search grid, but the weather kept searchers from locating him. The infrared heat sensor that troopers brought in missed him because...