"TOLEDO, Ohio -- A FirstEnergy Corp. subsidiary said Thursday that they discovered and contained a pinhole-size leak spraying radioactive coolant at their Davis-Besse nuclear plant in Ohio."
"Nuclear regulators and plant operators said the leaking coolant at nuclear plant near Toledo never got outside the building and posed no threat to the public."
John Seewer reports for the Associated Press June 7, 2012.
Source: AP, 06/08/2012