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A police officer stands by the scene outside Franklin Regional High School where more then a dozen students were stabbed by a knife wielding suspect on Wednesday, April 9, 2014, in Murrysville, Pa., near Pittsburgh. The suspect, a male student, was taken into custody and is being questioned. (AP Photo/Tribune Review, Brian F. Henry)  PITTSBURGH OUT
A police officer stands by the scene outside Franklin Regional High School where more then a dozen students were stabbed by a knife wielding suspect on Wednesday, April 9, 2014, in Murrysville, Pa., near Pittsburgh. The suspect, a male student, was taken into custody and is being questioned. (AP Photo/Tribune Review, Brian F. Henry)  PITTSBURGH OUT

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    Students injured in stabbing will survive

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Students injured in stabbing will survive

Some students were critically-injured in a school stabbing attack, but doctors say they will pull through.

Students injured in stabbing will survive

Some students were critically-injured in a school stabbing attack, but doctors say they will pull through.