Japan disaster Japanese helicopters drop water on nuclear reactor - video Helicopters from Self-Defence Force drop seawater on Fukushima Daiichi plant's No 3 reactor in an effort to cool it down Source: Reuters Thu 17 Mar 2011 05.44 EDT First published on Thu 17 Mar 2011 05.44 EDT Share on Facebook Share on Twitter Share via Email Topics Japan disaster Japan Natural disasters and extreme weather Nuclear power Asia Pacific