Preliminary figures from the Bureau of Labor Statistics at the U.S. Department of Labor indicate that as a result of the shale boom, the oil and gas industry last year had its highest rate of occupational fatalities since the bureau began keeping track in 1992. Although overall workplace fatalities in the U.S. "fell to their second-lowest level in 20 years" at 4,383 people, the fatal work injures in "oil and gas extraction industries jumped 23 percent to 138," the article said. For more, read the full story and census data.