President ial commission on the Space Shuttle accident released on june 6 of 1986. First, nasas video of the launch followed by the remarks from president reagan about five hours after the accident. T 15 seconds. T 10. 6, main engine start, off of the and lift 25th special mission and it has clear the tower. Roll, challenger. Program confirmed, challenger heading down range. Engine beginning throttling down at 94 , normal throttle for most of the flight at 104 . Will throttle down to 65 shortly. 65 , three engines running normally. Three good fuel cells, three good ipus. Velocity 257 feet per second. Downrange distance three knock on miles. Nautical miles. Throttlenger, go at up. One minute 15 seconds, altitude 9 nautical miles. Flight controllers looking carefully at the situation. Obviously, a major malfunction. We have no down like. Downlink. Report from the flight dynamics officer that the vehicle has exploded. Flight director confirms that. We are checking with the recovery forces