Call of Duty: Black Ops II All 8 Endings (Best, Bad, Worst, kill/Spare Menendez) - YouTube.

Shooting Menendez will get Farid killed and he is necessary for the achievement so shoot Harper instead. And finally in the mission Odysseus you dont need to do anything just play through to the part where Menendez takes Admiral Briggs.

American Death Toll. The following is a list of known U.S. Marines killed by the nuclear device detonated in the campaign level "Shock and Awe" in Call of Duty 4: Modern Warfare.

To obtain a nuke in Modern Warfare 3, players must achieve 30 kills in a row. If players get kills from Scorestreaks or Killstreaks, they don't count towards the 30 kills. The only kills that count are individual kills from defeating fellow Operators, enemies, and bosses.