Austin Mass Shooting Leaves 3 Dead, 1 Injured in Less Than an Hour
A devastating series of shooting incidents unfolded in the Austin area on Monday, August 11, 2025, resulting in the loss of three lives and one injured individual. The chaotic sequence of events showcased the rapid escalation of violence as a suspect, Ethan Nieneker, 32, carried out a rampage across several locations.
Key Takeaways:
- The first shooting incident occurred in the Target parking lot at 8601 Research Boulevard Northbound, where Hector Leopoldo Martinez Machuca, a 23-year-old Target employee, was shot and killed by Ethan Nieneker.
- Nieneker then continued his rampage, shooting and killing Adam Chow, a 65-year-old Asian male, and his 4-year-old granddaughter in a gray Toyota 4-Runner.
- Nieneker's violent spree also included the destruction of multiple vehicles and the assault of several individuals, including a water truck driver and a female Volkswagen driver.
- Detectives have collected surveillance footage, photos, and videos from the public to aid in the investigation, and a reward of up to $1,000 is available for information leading to an arrest.
- The Austin Police Department urges anyone with potential evidence to submit it through the provided links or QR code.
Statistics:
- 3 lives lost in less than an hour
- 1 injured individual
- 4-year-old granddaughter among the victims
- 2 counts of Capital Murder charges filed against Ethan Nieneker
- First-Degree Felony Murder charge filed against Ethan Nieneker for Mr. Martinez Machuca's death
- 3rd, 40th, and 41st homicide of 2025 in Austin, as reported by the APD
Sources:
- Austin Police Department
+ August 11, 2025, around 2:15 p.m.
+ [8601 Research Boulevard Northbound](https://www.google.com/maps/place/8601+Research+Blvd+N,+Austin,+TX+78750/data=!4m6!3m5!1s0x864e7d9c2ef9f293:0x1135e648ff5a4c45!8m2!3d30.3520561!4d-97.7603576!11z!16shttps://www.google.com/maps/contrib/113718568304449966676/photos/1422133652945936696!16shttps://lh3.googleusercontent.com/p/ALm5w-PLAkcUcfTZY1L6pWrprQ1lTb9B9t8_XnQH2Y5yC_7PuY3SNB2tj4M)
- APD Official Press Release
+ [Austin's 39th, 40th, and 41st Homicide of 2025](https://www.austintexas.gov/page/apd-homicide-unit)