Interesting video (part 1 of 3) about the large numbers of Cell tower deaths in the last eight years:
There are two kinds of tower companies, those that have been around for a long time and do things right, and those that hire subcontractors who are minimally trained and take shortcuts. The reasons for this are the same and we hear them over and over again in all aspects of this business; budgetary constraints, time constraints and what, who me?
The rest of the videos can be found at PBS.org: Frontline: Cell Tower Deaths
Written story from Propublica: In Race For Better Cell Service, Men who climb towers loose their lives.