Crosby, Stills, Nash and Young - Ohio (Official Music Video) HD.

Song composed at the deaths of the four students shot by the National Guard in Ohio in the 70's. Two of the four were quietly protesting, which the other two were walking to class. Nixon nd the press falsely claimed the protest had turned voilent in order to explain the purpose for the Guards, but that was a lie, according to the news porting and archiving record. Their lives must remain as a mental vanguard against oppressive governmental authority, or dictatorship.