Sydney Morning HeraldJapan reportedly to rate nuclear crisis at highest levelWashington PostTOKYO — Japanese authorities planned Tuesday to raise their rating of the severity of the Fukushima Daiichi nuclear crisis to the highest level on an international scale, equal to that of the 1986 Chernobyl ...Japan Reportedly to Raise Nuclear Alert to Highest Level, Equal to ChernobylFox NewsJapan May Raise Nuclear Accident Rating as Radiation IncreasesBloombergFire at Japan's crippled nuclear plant, more aftershocksReutersBBC News -Houston Chronicle -The Guardianall 1,667 news articles »