Newly released video shows a high school principal in Oklahoma tackling and disarming a former student who entered the lobby of the school and began firing a pistol.

Kirk Moore, the principal at Pauls Valley High School in Oklahoma, exclusively told CBS News how he acted on "just instinct" ...

Pauls Valley, Oklahoma principal Kirk Moore spoke with CBS News about the moment he stopped a gunman who had entered the ...

An Oklahoma high school principal "saved kids' lives" last week when he tackled a gunman and was shot in the leg in the process, the local police chief said ...

Surveillance video obtained by sister station KOCO shows the moment an alleged gunman approached an Oklahoma high school with ...

PAULS VALLEY, Okla. — Students at an Oklahoma high school honored their principal for a recent act of heroism in a unique way. Principal Kirk Moore of Pauls Valley Public Schools tackled a suspected ...

Documents say the gunman admitted he “wanted to conduct his own school shooting like the Columbine shooters did.” ...

Newly released video shows the moment an Oklahoma high school principal confronted and tackled a gunman after he opened fire inside the school. The footage shows Pauls Valley High School Principal ...

Newly released surveillance video shows the moment when the principal of Pauls Valley High School in Oklahoma tackled a gunman who opened fire in the school's lobby. The principal, Kirk Moore, was ...

Pauls Valley High School Principal Kirk Moore was shot in the leg but still managed to tackle a former student accused of opening fire inside the school, preventing further harm ...