President Obama confronted history this weekend with a trip to Hiroshima, timed with the 71st anniversary of the U.S. atomic bomb drop
President Obama confronted history this weekend with a trip to Hiroshima, timed with the 71st anniversary of the U.S. atomic bomb drop. White House officials insisted this was no "apology tour," while the president justified U.S. actions in World War II as a "necessary evil." CBS News Correspondent Margaret Brennan reports from Hiroshima, Japan.
