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Man kills ex-girlfriend, then himself, San Marcos police say

Brihana Landrum, Adrian Diaz died in separate incidents

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SAN MARCOS, Texas – A 28-year-old man shot and killed a 24-year-old woman before he fled the scene and fatally shot himself, San Marcos police said.

According to a news release, police responded to the 1200 block of Hilltop Drive around 11:23 a.m. Sunday for a report of shots fired.

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Witnesses told police that Adrian Diaz had shot his ex-girlfriend, Brihana Landrum, once in the head, police said.

Family members drove Landrum to a hospital, but she died before arrival, police said.

Diaz fled the scene in his vehicle to Guadalupe County, where he was found dead with a self-inflicted gunshot wound to the head, police said. 

Landrum and Diaz had been involved in an on-again, off-again relationship for several years, police said.

This is the second homicide in San Marcos in 2019.


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