Australia is facing a shortage of medicine vital for cancer diagnoses due to a mechanical fault at the Lucas Heights nuclear medicine facility. Theguardian.com Workers at the Hanford Nuclear Reservation have removed the last of the highly radioactive sludge stored in underwater containers near The Columbia River. Ktvz.com Nuclear power is too costly and too risky. Usatoday.com Japan’s new environment minister has called for the country’s nuclear reactors to be scrapped to prevent a repeat of the Fukushima nuclear disaster. Theguardian.com