. >> 11-year-old paul hartness is trapped, sandwiched between two huge boulders in a crack just a fewnches wide. >> oh, poor kid. jesus. >> rescuer tom jones quickly understands the thing the boy needs to do most to survive, keep breathing, is the very thing putting him in even more danger. >> he would slide farther and farther down into that crevice with every breath he took. obviously, if the chest cannot expand, you suffocate. >> it's a race to get the boy out. he's so close, rescuers can talk to him, even touch him, but they can't get him out. they know if they don't act fast, they'll watch this child die before their very own eyes. >> i'm trying, but it hurts. >> okay, it's gonna hurt. >> the first thing we did was build rigging below him just to make sure he didn't slip down any farther. >> next, tom smith with the l.a. county sheriff's department is able to slip a rope around paul from above, and he starts pulling. >> i was pulling on him so hard that i couldn't believe it. it should have lifted someone twice his size. >> is it doing anything? >> no. >> paul is wedged in so tig