After a nearly two-year investigation into a fatal shooting in Santa Ana, local police have arrested 22-year-old Ruben Oswaldo Cielo in connection with the incident. The Santa Ana Police Department, in a Facebook post, announced the apprehension on December 11. Cielo is accused of the March 29, 2023 death of Johnny Daniel Mercado, 35, who suffered multiple gunshot wounds in the area of Jetty Drive and Trask Avenue.