On this day in 1966, the Beatles performed their last concert before a crowd of paying fans, at Candlestick Park in San Francisco.
On this day in 2005, Hurricane Katrina devastated much of the US Gulf Coast from Louisiana to the Florida panhandle, killing an estimated 1,836 people and causing over $108 billion in damage.
And on this day in 2007, six US cruise missiles armed with nuclear warheads were flown without proper authorization from Minot Air Force Base to Barksdale Air Force Base.