The U.S. military over the weekend carried out another strike on a boat it claimed was carrying drugs in the eastern Pacific Ocean, killing three men aboard in the fourth such attack within a week, The Hill reported at midday yesterday. The strike followed three others earlier in the week, including one on Tuesday, May 26, that killed one person and left two survivors, a Wednesday, May 27 attack that killed two men, and a Friday strike on May 29 that killed three men.