Oil and gas sites are among the most dangerous workplaces in the country, according to federal labor statistics and an ongoing EnergyWire investigation. Multiple pressures weigh on the people who work in this high-risk, high-reward industry, including the need to produce on schedule and keep costs down. The company men and their workers have a "get 'er done" attitude that sometimes leads to safety compromises that go unnoticed and undocumented. Sometimes events tilt toward tragedy.