Labor

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In this Wednesday, Jan. 22, 2014, photo, job seekers line up to sign in before meeting prospective employers at a career fair at a hotel in Dallas. The Labor Department releases employment data for February, on Friday, March, 7, 2014. (AP Photo/LM Otero)

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ADVANCE FOR SUNDAY MARCH 9 - This Feb. 17, 2014 photo shows the grave site of Jason Bolt at Mount Olive Cemetery in Big Spring, Texas. The federal Occupational Safety and Health Administration keeps a list of "the worst of the worst" employers in the nation and drilling companies with multiple fatalities should be on it, safety experts say. (AP Photo/Houston Chronicle, James Nielsen)

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ADVANCE FOR SUNDAY MARCH 9 - In this Feb. 17, 2014 photo, Tina Saiz the widow of a Felipe Saiz who killed in a drilling rig accident poses for a portrait with one of her late husbands hard hats and the boots he was wearing on the day he was killed in Big Spring, Texas. The federal Occupational Safety and Health Administration keeps a list of "the worst of the worst" employers in the nation and drilling companies with multiple fatalities should be on it, safety experts say. (AP Photo/Houston Chronicle, James Nielsen)

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ADVANCE FOR SUNDAY MARCH 9 - In this Feb. 17, 2014 photo, Tina Saiz the widow of a Felipe Saiz who killed in a drilling rig accident that occurred at Heart Land Drilling Rig 11 in June 2013, holds a locket she wears with some of her late husbands ashes in Big Spring, Texas. The federal Occupational Safety and Health Administration keeps a list of "the worst of the worst" employers in the nation and drilling companies with multiple fatalities should be on it, safety experts say. (AP Photo/Houston Chronicle, James Nielsen)

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ADVANCE FOR SUNDAY MARCH 9 - This Feb. 17, 2014 photo shows a window decal on the vehicle of Tina Saiz the widow of a Felipe Saiz,in Big Spring, Texas. The federal Occupational Safety and Health Administration keeps a list of "the worst of the worst" employers in the nation and drilling companies with multiple fatalities should be on it, safety experts say. (AP Photo/Houston Chronicle, James Nielsen)

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ADVANCE FOR SUNDAY MARCH 9 - In this Feb. 17, 2014 photo, Robinson Drilling of Texas, Ltd. managing partner Robert L. "Luke" Crownover looks at a company yard in Big Spring, Texas. The federal Occupational Safety and Health Administration keeps a list of "the worst of the worst" employers in the nation and drilling companies with multiple fatalities should be on it, safety experts say. (AP Photo/Houston Chronicle, James Nielsen)

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ADVANCE FOR SUNDAY MARCH 9 - This Feb. 17, 2014 photo shows the grave marker of Sandy Daves at Trinity Memorial Park cemetery in Big Spring, Texas. The federal Occupational Safety and Health Administration keeps a list of "the worst of the worst" employers in the nation and drilling companies with multiple fatalities should be on it, safety experts say. (AP Photo/Houston Chronicle, James Nielsen)

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This Feb. 17, 2014 photo shows a drilling rig in Howard county, Texas as the sun sets. The federal Occupational Safety and Health Administration keeps a list of "the worst of the worst" employers in the nation and drilling companies with multiple fatalities should be on it, safety experts say. (AP Photo/Houston Chronicle, James Nielsen)