considered to be in serious condition, were hospitalized with ~adlation sicknegs, The wide press coverage in Japan given to the in- cident, much of which was gartled and erroneous, caused difficui~ ies for the United States Government. The extent of contamination cf the Japanese ship, and the degree of radiation injury suffered by the Japanese fishermen was not reported officially to CUTF SEVEN. Based on the reported lo- cation of the ship, degree of radicactivity of nearby atolis, and stories carried by the press it is assumed that the exposure of the Japanese was probably no greater than that of the Rongeiap na~ tives. In contact with Washington and providing ail the information which was available to him, CJTF SEVEN stated on i7 March ina message to the Chairman, AEC, that he considered the present danger area should te extended in the direction of probatle upper cloud traveie He noted that it did not ssem likely that a new danger area could be established and notice theres? sufficientiy promulgated in time for the remaining CASTLE shots but that a notice to mariners to avoid that additional area just described sheuld be promptly issued. Immediate action on the part of the AEC and the Department of the Interior resulted, hcwever, in the establishment of the new zone and CJTF SEVEN was so notified of the enlargement on 23 March. In addition to these more immediate results, the post SfraT! effects induced the formulation of new weather criteria for sub- 136