NASA'S Johnson space centre shootout

Another gunman went on the rampage in the US, leading to the death of two people, including the gunman himself. This time, the shootout took place in the high security Johnson Space Centre in Houston. The Space Centre contains NASA's mission control, which oversees the agency's space flights. No motive was known for the incident when the gunman went into a building brandishing a gun and was heard to fire at least two shots.