NEW : Limit raised from 100 millisieverts to 150 millisieverts . TEPCO president apologizes . Tokyo Electric Power Co. reported Friday that `` we have confirmed that the water level of the pool is secured . '' TEPCO official bursts into tears . U.N. nuclear agency : " We are deeply concerned about the situation at Fukushima Daiichi and we call on Japan not only to take all necessary measures but also to provide a full explanation of what happened in this accident. " Score:
NEW : Limit raised from 100 millisieverts to 150 millisieverts . TEPCO president apologizes . TEPCO official bursts into tears . U.N. nuclear agency : " We are deeply concerned about the situation at Fukushima Daiichi and we call on Japan not only to take all necessary measures but also to provide a full explanation of what happened in this accident." Score: