one was the gazette photographer larry mayer. a 30-year flight veteran. >> my heart sank because i knew the terrain along the route. it is not good terrain. >> such bad terrain, that larry was carrying an emergency pact in case he found her. >> i had gra nownola bars and a handgun because it is grizzly country. >> you see coyotes. not where you want to see a young girl. >> he is a graduate of bobbie's flight school. he and all of the pilots knew what may be waiting out there. >> i think every person in the air had worst-case scenario. >> 5:00 p.m. mckenzie had been missing over an hour. there were nine small planes in the air scouring the ground. >> i want to go over to 12275. >> they agreed to divide the miles of southern montana and northern wyoming into a grid. >> you know, someone would say i'll go look in the carbon basin. someone else would say i'll go look along the north rim of the canyon. >> most of the pilots had been on searches before. they found plane wrecks, but rarely survivors. >> the whole time up there in the sea