TOKYO (Reuters) - A rise in radiation halted the clean-up of radioactive water at Japan's Fukushimi nuclear power station on Saturday hours after it got under way, a fresh setback to efforts to restore control over the quake-stricken plant. (http://feeds.feedburner.com/~ff/reuters/topNews?d=yIl2AUoC8zA) (http://feeds.feedburner.com/~ff/reuters/topNews?i=Pv2nwc2smdQ:6yEQ-aUoJZ4:V_sGLiPBpWU) (http://feeds.feedburner.com/~ff/reuters/topNews?i=Pv2nwc2smdQ:6yEQ-aUoJZ4:-BTjWOF_DHI) (http://feeds.feedburner.com/~r/reuters/topNews/~4/Pv2nwc2smdQ)