Secretary of State Mike Pompeo said Monday he is canceling one of four sanctions waivers that had allowed foreign companies to work with Iran’s civilian nuclear program without U.S. penalties. Pompeo also warned Iran’s leadership not to crack down on protests that recent fuel price increases have sparked. Pbs.com Iran has breached another limit in its nuclear deal with major powers by accumulating slightly more than 130 tons of heavy water, a substance used in a type of reactor it is developing, a U.N. nuclear watchdog report showed on Monday. Nytimes.com Rosatom, Russia’s nuclear corporation, has publicly expressed interest in jointly developing a floating nuclear power plant with India, alongside other small and medium sized reactors, The Times of India has reported. Bellona.org China's first commercial nuclear heating project has begun operating at the Haiyang nuclear power plant in Shandong province. The plant's two AP1000 units will initially provide heating to 700,000 square metres of housing. World-nuclear-news.org