Radiation News Roundup for August 4, 2013 Japan's first astronaut says that the Japanese government lying about the Fukushima situation. japantimes.co.jp US natural gas boom sucks nuclear power into a downdraft. cnbc.com Owners of Comanche Peak nuclear plant in Texas are putting their highly radioactive spent fuel rods into concrete casks. kten.com White House says that it is willing to engage with Iran on nuclear concerns. reuters.com