Operation CTG 7,3 No. 1-53 Annex, vr (c) Make additional reports in accordance with para 4 of this (2) An aircraft of TG 7.3 shall: (2) Make contact report and await instructions,. c. Submarine committing hostile act, A submarine shall be considered to cormit a hostile act when: Case 1. There is very strong evidence that the submarine h-s made an attack on a unit cf Task Force SEVEN or another authorized ship in the Danger Area, or Case 2. An unidentified submarine continues submergence in position to attack a unit of Task Force SEVEN or another authorized ship in the Danger Area, or Case 3. An unidentified submarine persists in sutmergence within a SUBMARINE Exclusion Area, (1) A surface security ship making contact with a submarine in any of the ebove cases shall: (a) Make a contact report as outlined in para 4 of this Annex. (b) Attack by 211 means availeble. (c) Make additional reports as outlined in pera 4 of this Annex. (a) In Cases 2 ane 3 above, if submarine surfaces, cezse attack (e) In Case 2 above, if sutmarine surfeces after attack: and take all necessary precautions against surprise offensive action on the part of the submarine, 1. Do not allow sutmarine to submerge until clear of friendly forces and until amplifying instructions h-ve becn receivec, If submarine ‘again submerges in a position to attack, resume attacks on it, 2. Determine nationality; obtain photographs (black and white preferred); offer assistance and offer to provide escort to nearest U. S, controlled port outside of Danger area, HA 3, If escort to nearest U. S. controlled port cutside of Danger Area is declined but escort to another port is requested, provide escort Snitially and inforn CTG 7.3 who will issue amplifying instructions, > Jah, CHANGE # 2 arr

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