FILE - In this file photo taken Feb. 18, 2010, Dr. Brad Black, director of the Libby's asbestos clinic, is shown looking at X-rays in Libby, Mont. Researchers have embarked on an ambitious study to ... more 
FILE - In this file photo taken Feb. 18, 2010, Dr. Brad Black, director of the Libby's asbestos clinic, is shown looking at X-rays in Libby, Mont. Researchers have embarked on an ambitious study to track the health of thousands of high school graduates over a half century in a Montana town where a toxic mine has killed hundreds of people and made it the deadliest Superfund site in the nation. The AP is reporting March 8, 2011, that more than 1,100 victims of asbestos contamination are nearing a $43 million settlement over claims that Montana health officials failed to warn miners about the hazards of a deadly vermiculite mine, documents from the case show. less 
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Associated Press | Photo By Rick Bowmer, File
Wed, Mar 9, 2011 4:34 AM EST