The Pentagon inspector general’s office said the review was “self-initiated.” It will not probe the legality of the strikes. WASHINGTON — The U.S. military on Wednesday struck another vessel suspected of transporting drugs in an unspecified part of the eastern Pacific Ocean, killing two men. U.S. Southern Command posted video on social media showing a boat resting on the water before being struck by an explosion. The last few seconds of the video show smoke and fire rising from the boat. A day earlier, U.S. forces had launched a strike on an alleged drug vessel in the eastern Pacific, killing…