Dallas PD's Sgt. Alex Shirley | The Post

Sgt. Alex Shirley is known for patrolling the Bishop Arts neighborhood of Dallas, and giving a smile to those who pass by his patrol car. Local photographer Matthew Norton recently featured Sgt. Shirley on his instagram account, and the post went viral. Sgt. Shirley talks with The Post about his experience on the job, and how he has become the person he is today.