4 Overation Plan CTG 7.3 No, 1-53 (c) Make additiers} reports in accordance with para 4 of this ANNCKX , (2) an aircraft of TG_7.3 shalt: (a) c. Make contact report and await instructions, Sulmarince cormitting hostileact. 4 submarine sh2ll be censidered to commit a hostile act when: Case_1. There is very strone evidence that the submarine hos mede an attack on a unit cf T: .k Force SEVEN or ancthcr authorized ship in the Danger Arca, cr Case 2, An unidentificd submarine continucs submcrrcnce in positicn to attrck a unit of Task Force SEVEN cr another suthcrized ship in the Danger Arco, or Case 3. An unidentificd submarine persists in submerrence within a SUBL.RINE Exclusion Area, (1) A surface security ship raking centrct with - subrzrine in any of the sbove cases shall: (2) Moke a contact report -s outlined in pora 4 of this Annex. (b) Attack by a11 means nvail-bie. (c) Moke additional renorts es outlined in pore 4 of this annex. (2) In Cases 2 sn¢ 3 above, if submarine surf~ccs, cense rtt.ck and trke all necessary precautions agninst surprise offensive acticn on the port of the sutmerinc, (c) In Case 2 cbove, if sutmarine surf-ces aftcr attack: 1. Do not allow submarine to submerge until clear cf friendly forccs and until smplifyinz instructicns hove been reecivec, If subrwrine ccain subnerges in a position to rtteck, rosume attacks on it, 2, Detcrmine mitiomlity; obtrin photogrenhs (black rnd white preferred); offer assist-nce enc offcr te provide cscort tc nearest U, 5, controlled port cutsice of Danger areca. If escort to nearest U.S. contrellcd port cutsice of Dencer Area is dcclincd but escort to another port is requestccd, provide csa rt anitisally sné inform CTG 7.3 whe will issuc amplifying instructions, a7, Jah CHANGE # 2 at cor