Las Cruces Man, 18, Booked on Three Counts of Murder in Young Park Shooting

Allegedly... Gustavo Dominguez, 18, of Las Cruces, was booked into the Doña Ana County Detention Center on July 8, 2026. Records indicate he faces three felony counts of first-degree murder under booking number 2600005399. Dominguez is currently held without bond following an arrest at 1850 Copper Loop. According to news and court reports, Dominguez is accused of participating in the March 21 Young Park mass shooting. He was 17 at the time of the incident and was the last of four teenagers indicted by a Doña Ana County grand jury in connection with the case. While co-defendants have already been convicted, Dominguez has proceeded to trial where victims have provided testimony regarding the events at the park. The charges are allegations, and Gustavo Dominguez is presumed innocent unless and until a court finds otherwise.