Overview

• Courtney Jacob Johnson, 23, was arrested minutes after an argument in the student housing parking lot escalated into gunfire, police said.
• The victim, also a Collin College student, suffered a gunshot wound to the abdomen and was taken to a local hospital with non-life-threatening injuries.
• Plano and campus police treated the incident as a high alert, deploying tactical units and coordinating a larger response on school grounds.
• Residents at the Jupiter Road apartments were ordered to shelter in place until college administrators lifted the lockdown at about 10 p.m.
• Investigators have not disclosed a motive and continue processing the scene to determine whether the shooting occurred inside or outside the complex.