Overview

• Travis Merrill was arrested for the fatal shooting of his coworker, Tamhara Collazo, at their workplace in Lewisville, Texas.
• Merrill allegedly developed an obsession with Collazo, tracking her work breaks and growing angry over her perceived inattention.
• Collazo had reported Merrill's concerning behavior to human resources, leading to his temporary suspension and requirement to seek counseling.
• After returning to work, Merrill reportedly purchased firearms and planned the attack, which he carried out at Collazo's desk.
• Allegiance Trucks, the employer, has closed its Lewisville office indefinitely and is cooperating with law enforcement in the investigation.