after a 10-month investigation Criminal_investigation , the warren commission concluded Statement that oswald assassinated Killing kennedy , that oswald had acted entirely alone , and that ruby had acted alone in killing Killing oswald .

a later investigation Criminal_investigation , the united states house select committee on assassinations ( hsca ) agreed Agree_or_refuse_to_act with the warren commission that the injuries Bodily_harm that kennedy and connally sustained were caused Causation by oswald 's three rifle shots Use_firearm , but they also concluded Coming_to_believe that kennedy was `` probably assassinated Killing as a result of a conspiracy Committing_crime '' as analysis of a unk audio recording Recording pointed to the existence Presence of an additional gunshot Use_firearm and therefore `` ... a high probability that two gunmen fired Use_firearm at [ the ] president '' .

with his stores almost exhausted Expend_resource and the french ports east of the cape of good hope that could have offered Giving him replenishment Supply eliminated Removing , linois decided Deciding to return Arriving to france in january 1806 , and by march was inadvertently sailing Self_motion across the cruising ground of warren 's squadron .