Radiation News Roundup for July 28, 2013 Two NASA probes have found evidence that the Van Allen belts around the Earth are responsible for accelerating electrons, rather than just collecting energetic particles that originated elsewhere. nature.com TEPCO said Friday that it delayed acknowledging that the Fukushima plant was leaking contaminated water into the sea because it did not want to worry the public until it was certain there was a problem. myrtlebeachonline.com Westinghouse Electric Company has announced that it has contracted with Vitkovice Power Engineering, a member of the Czech Vitkovice Machinery Group, to construct a mock-up of one of the AP1000 nuclear power plant's critical modules in preparation for the potential construction of Westinghouse AP1000 nuclear power plants in the Czech Republic. nuclearpowerdaily.com Australia's resources and energy minister has called on the country's uranium sector to increase development to meet growing global demand. nuclearpowerdaily.com