Mat Mustard Archives - Open Vallejo

California Attorney General Rob Bonta, in a dark blue suit, shakes hands with Vallejo City Attorney Veronica Nebb inside city council chambers, with other officials and an American flag visible in the background.

State Bar probes Vallejo City Attorney’s Office

by Matthew Brown January 30, 2026January 30, 2026

Grainy black-and-white surveillance image shows Darryl Mefferd, handcuffed and wearing a Chicago Bulls shirt, leaning forward in the backseat of a police vehicle. He appears distressed. A timestamp in the upper-left corner reads “2016-12-07 23:54:12.”

‘I can’t breathe’: video shows death Vallejo police concealed for years

by Anna Bauman May 14, 2025May 20, 2025

A man in a white polo shirt and khaki pants stands outdoors beside a weathered building with red wooden shingles and broken windows. Tall dry grass surrounds him as he looks thoughtfully off to the side.

Mathew Mustard, of ‘American Nightmare’ infamy, retires from Vallejo

by Matthew Brown April 1, 2025November 24, 2025

A young woman wearing a red top, red shoes and white and red pants holds a bright pink handwritten sign that reads, "Release the tapes!! Killer Cop" She stands in front of a large, off-white sedan from the 1980s or early 1990s. The background is dark and it appears to have been raining.

Senior officials ordered destruction of Vallejo police shooting evidence

by Laurence Du Sault and Geoffrey King February 5, 2023January 27, 2025