A Pakistani navy source said the investigation is still under way and the attack could be linked to any network . al Qaeda branch infiltrates U.S. 's navy and tries to hijack vessel . The plot included plans to launch rocket attacks on Pakistan ships in the Indian Ocean , authorities say . Attack was first by the newly formed New al Qaeda in the Indian Subcontinent .
al Qaeda branch infiltrates U.S. 's navy and tries to hijack vessel . The plot included plans to launch rocket attacks on Pakistan ships in the Indian Ocean , authorities say . Attack was first by the newly formed New al Qaeda in the Indian Subcontinent .