UPDATE: Nov. 21, 2016, 7:11 p.m. EST
San Antonio Police have arrested a man suspected of killing 50-year-old Det. Benjamin Marconi during a traffic stop on Sunday, according to CNN.
Police Chief William McManus announced in a press conference that the suspect was identified as 31-year-old Otis Tyrone McKane, whose image was captured on surveillance video Sunday.
At the time of the arrest, McKane was not driving the black Mitsubishi police previously released a photo of Sunday afternoon.
Police did, however, recover that vehicle and are working to get a search warrant to look for more evidence in the case.
McManus added that the arrest was handled by SWAT and that the suspect had a woman and child with him at the time.
At this time, the motive for the capital murder is still unknown.
UPDATE: 8:56 p.m. EST
The San Antonio Police Department released a photo of a suspect wanted in connection with the shooting death of Det. Ben Marconi.
UPDATE: 5:28 p.m. EST
The officer shot and killed outside the San Antonio Police headquarters has been identified as 50-year-old Det. Benjamin Marconi, Police Chief William McManus said during a press conference.
Marconi was a 20-year veteran with the department.
UPDATE: 3:55 p.m. EST
The San Antonio Police Department released a photo of the car the suspect wanted in connection with a police officer's death is believed to have fled the scene in.
Chief William McManus likened the officer's death to the recent shootings targeting police in Dallas, Texas, and Baton Rouge, Louisiana.
"It's always difficult especially in this day and age where police are being targeted across the country," he said, according to CNN.
The city's mayor offered her condolences to the victim's family on Twitter.
A San Antonio police officer was shot and killed during a traffic stop outside the department's headquarters Sunday morning, according to our partner at KABB.
At about 11:40 a.m. local time, the officer had pulled someone over and was in his car when the driver got out of his car, walked up to the officer's passenger window and shot the officer twice, according to city police chief William McManus.
The officer was rushed to San Antonio Military Medical Center, where he was pronounced dead.
Here's the update from McManus.
The suspect drove off, and a manhunt is underway.
Earlier today, another man was shot and killed by San Antonio police after a seven-hour standoff and pointing a gun at officers, CBS News reports. It's not yet clear if those incidents are related.
The officer who was killed has not been identified beyond the police description of him as 20-year veteran.