A temperature rise in Fukushima Japan Nuclear Reactor #4 to over 200% normal levels and the new discovery of elements produced only during nuclear fission in the fuel ponds fuel fears that the spent fuel rods may be melting down.
http://blog.alexanderhiggins.com/2011/04/13/temperature-rise-fukushima-reactor-4-fuels-fear-spent-fuel-rods-melting-16893/
http://blog.alexanderhiggins.com/2011/04/13/temperature-rise-fukushima-reactor-4-fuels-fear-spent-fuel-rods-melting-16893/