Carol Shea, left, who lost her husband to brain cancer, and Attorney Matthew Shafner talk to the media after First Phase results from the Patt & Whitney Cancer Study were released in

Download this stock image: Carol Shea, left, who lost her husband to brain cancer, and Attorney Matthew Shafner talk to the media after First Phase results from the Patt & Whitney Cancer Study were released in Rocky Hill, Conn., on Thursday, Sept. 18, 2008. A study six years in the making of nearly 224,000 current and former workers shows that the rates of cancer deaths at jet engine manufacturer Pratt & Whitney is the same or lower than in Connecticut and the U.S., researchers said Thursday. (AP Photo/Jessica Hill) - 2P9M9AX from Alamy's library of millions of high resolution stock photos, illustrations and vectors.

Carol Shea, left, who lost her husband to brain cancer, and Attorney Matthew Shafner talk to the media after First Phase results from the Patt & Whitney Cancer Study were released in

Carol Shea, left, who lost her husband to brain cancer, and Attorney Matthew Shafner talk to the media after First Phase results from the Patt & Whitney Cancer Study were released in