ZCZC VA78 232330 UTC APR 26 ,'3_)8- .-48,- 4-$89 _-4,8,_ 189/26 APR 15 NORTHERN IONIAN SEA - TARANTO GULF. FROM 230400Z APR 26_AT 242200Z APR 26, IN ZONE SIERRA 731 WILL BE CARRIED OUT MILITARY ACTIVITIES WITH SUBMARINE OPS. ALL UNITS PAY ATT,589,. NNNN