The operator of the crippled Fukushima Daiichi nuclear plant is planning to survey melted fuel debris at the No. 2 reactor by the end of next March to explore ways for its removal using a device that will come into direct contact with it, sources close to the matter said Wednesday.It will be the first survey by Tokyo Electric Power Company Holdings Inc. involving direct contact with the debris at the Nos. 1 to 3 units, which saw core meltdowns in the nuclear crisis triggered by the March 2011 earthquake and tsunami.Tepco is considering extracting debris, the most difficult process of decomm…READ FULL ARTICLE