Who: Tim Kretschmer
When: 11 March 2009
Where: Winneden, Germany
What: Teenager Tim Kretschmer 15 people in a school shooting
Why: When I was supposed to finish this, the reasons were unknown, but in a recent article one of the hostages told the Tim mentioned to do it for fun.

Who: Charles Joseph Whitman
When: August 1 1966
Where: University of Texas, AustinWhat: Charles Joseph Whitman killed 14 people inside and around the University of Texas in Austin
Why: Familiar dysfunction

Who: Eric Harris and Dylan Klebold
When: April 20 1999
Where: Jefferson Country, Colorado
What: The two students killed 13 students and a teacher.
Why: No real reasons have been confirmed, only pressure from authorities and class mates, but this pressure was at a normal level.

Who: Seung-Hui Chao
When: 16 April 2007
Where: Blacksburg, Virginia
What: Seung killed 32 people in the Virginia Polytechnic Institute.
Why: Anxiety disorder

Who: Thomas Watt Hamilton
When: 13 March 1996
Where: Dunblane, Ireland
What: Thomas Watt Hamilton shoots sixteen children and one adult at the Dunblane Primary School
Why: Pedophilic