2 Dead, Officer Injured In San Antonio Traffic Stop Shooting

During a routine traffic stop in San Antonio, a driver shot an officer in the hand. The officer returned fire, hitting three people in the vehicle, resulting in two deaths and one injury. The reasons for the violence remain unclear. The officer survived the close-range encounter, being shot only in the hand.

What happened during the traffic stop in San Antonio?

What injuries did the officer sustain during the incident?

What was the outcome for the driver and one passenger involved in the incident?

What is unclear about the events leading to the violence?

Why is the officer described as 'very, very lucky'?