Business Cell Tower Deaths Technicians who free climb cell towers, working while not tethered the structure, can experience 200-foot falls and a sure death. This episode of PBS’ Frontline investigates how the big business of mobile phones has affected lives. Share This Previous ArticleRichard Brody: A Film Critic for The New Yorker Next ArticleGiant of Documentary Film, Robert Drew Completed a Feature About Wife Before His Death August 3, 2014