Introduction: A Moment in Time, 1968: A special series on the 40th anniversary of a year of upheaval, in a world seemingly out of control.

Content: As the time for the quadrennial Olympiad drew near, Mexico, the host country, looked warily at the anticipated arrival of thousands of visitors. Upheaval was the name of the game. It was, after all, 1968. Mexico’s President and Army had brutally, finally, firmly crushed the student-led protests that had filled the streets of the Capital since mid-summer and were anxious to demonstrate that the Revolution had produced a miracle of social and economic progress.