What did you do? >> yeah. it was a seven-hour hike in the dark. the sun was setting just as we hit the ground, and so it was in the dark with a full moon luckily, and just kind of followed the bottom of the canyon certain pen -- certain p pen. waited for the crews to show up. >> you don't even know if your buddy is still alive, that's where you guys come in. linda, when were you aware what you had on your hands here? >> we were called out early that morning. we were the on duty shift. we had to launch at first day break because of the area that they had gone into, it would have been a bit trea...