<Tr> <Td> 000000001960 - 03 - 30 - 0000 March 30, 1960 </Td> <Td> Alice, Texas! Alice, Texas </Td> <Td> </Td> <Td> 0 </Td> <Td> 14 - year - old Donna Dvorak, brought a target pistol to Dubose Junior High School, and fatally shot 15 - year - old Bobby Whitford, in their 9th - grade science class . Dvorak believed Whitford posed a threat to one of her girlfriends . </Td> </Tr> <Tr> <Td> 000000001960 - 06 - 07 - 0000 June 7, 1960 </Td> <Td> Blaine, Minnesota! Blaine, Minnesota </Td> <Td> </Td> <Td> 0 </Td> <Td> 41 - year - old mail - carrier, Lester Betts, confronted 33 - year - old principal, Carson Hammond, in his Blaine Elementary School office, and shot him dead with a 12 - gauge shotgun . </Td> </Tr> <Tr> <Td> 000000001961 - 01 - 04 - 0000 January 4, 1961 </Td> <Td> Delmont, South Dakota! Delmont, South Dakota </Td> <Td> </Td> <Td> 0 </Td> <Td> Donald Kurtz, 17 - year - old senior at Delmont High School, was fatally wounded by a . 22 caliber bullet from a rifle . The shot, intended as a sound effect for a school play, hit him in the chest during a rehearsal just minutes before the play was to take place . </Td> </Tr> <Tr> <Td> 000000001961 - 10 - 17 - 0000 October 17, 1961 </Td> <Td> Denver, Colorado! Denver, Colorado </Td> <Td> </Td> <Td> 0 </Td> <Td> 14 - year - old Tennyson Beard, got into an argument with 15 - year - old William Hachmeister, at Morey Junior High School, and wounded him . Another shot fatally struck 14 - year - old Deborah Faith Humphrey . </Td> </Tr>

How many school shootings have happened at catholic schools