NEWSNATIONNOW (Caroline Jaime) - Black lung disease is rising again among Appalachian coal miners
Black lung is surging in coal country again, with 1 in 3 longtime Appalachian miners now affected.
NPR (Howard Berkes) - Appalachia's black lung rates highest in nearly 50 years as miners' protections stall
Rates are now as bad as the 1970s, with thousands of miners sick and dying. Mining experts blame toxic silica dust, now more common in mines.