Twitter shares shock and condolences after Oklahoma State tragedy

Oklahoma State was rocked by tragedy Saturday morning during the school's annual Homecoming parade.

Brody Schmidt/AP

Soon after news broke of the tragic events that killed three people and left many others injured at an Oklahoma State Homecoming parade Saturday morning, condolences and well-wishes started pouring in on Twitter.

One of the first came from Oklahoma Sooners coach Bob Stoops. Many others also shared their thoughts with a school that has too often been rocked by tragedy: