Unsafe levels of likely carcinogen found at Montana nuclear missile base as hundreds report cancers

Air Force detects unsafe levels of PCBs, a likely carcinogen, at underground launch control centers in Montana.
Cleanup efforts ordered at Malmstrom Air Force Base due to high PCB levels found in launch facilities.
Study launched to investigate reports of hundreds of cancer cases among troops who served at nuclear missile sites.
At least 268 current and former missileers have self-reported cancer diagnoses over the past decades.
Air Force is conducting widespread sampling at bases across the nuclear missile field to address health concerns raised.