see you guys. >> on a new mexico bridge, a base jumper's ambitious attempt at acrobatics spins out of control as he crash lands on the bottom of a rocky gorge. >> he just died. >> they say if you start base jumping, you're going to die base jumping. it's only a matter of time. >> in 1998, base jumper alex walkling attempts his 98th base jump off the rio grande gorge bridge in taos, new mexico. his brother ralph is there to film it. alex estimates the 600-foot drop will last eight seconds, giving him a four-second free-fall before he has to pull the rip cord. >> if you don't pull your chute in time, you're going to hit the ground. that will make it dangerous. >> simply jumping off a bridge isn't insane enough for alex so