Battle heats up over U.S. plutonium cleanup program
July 07, 2015 at 19:36 PM EDT
WASHINGTON, July 7 (Reuters) - The battle over a project to convert excess U.S. weapons-grade plutonium into fuel for commercial nuclear reactors - part of a 2000 treaty with Russia - is heating up amid concerns the program's multibillion-dollar costs could balloon further.
