PLEASANTON – A person killed in a capturing Friday evening in Pleasanton has been recognized as 61-year-old Lance Chan and the grownup suspect’s father, authorities mentioned.
The capturing occurred round 9:40 p.m. within the 4600 block of Helpert Courtroom, close to Inglewood Drive, in response to the Pleasanton Police Division. Officers arrived to seek out Chan affected by a gunshot wound.
The person was taken to an space hospital, the place he was pronounced useless, police mentioned.
Chan’s son — Lucas Chan, 28, of Pleasanton — was taken into custody on the scene.
Improvised explosive units had been additionally faraway from the suspect’s residence, police mentioned. The Bureau of Alcohol, Tobacco, Firearms and Explosives has since joined the investigation due to the invention of the units, in addition to a 3D printer and a number of ghost weapons.
Witness accounts indicated the capturing was preceded by a verbal dispute, police mentioned.
Lucas Chan was booked into the Santa Rita Jail in Dublin on felony prices together with homicide and possession of a damaging machine, in response to Alameda County jail data.
Anybody with data associated to the case can contact the police division at 925-931-5100.
Initially Printed: August 18, 2025 at 7:10 PM PDT