Crime Solvers Central
Crime Solvers Central
295 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

Any updates on this case? Let us know!
Summary based on 12 sources
Alexander Mazin, a 27-year-old resident of San Diego, California, was tragically shot and killed on February 25, 2018, outside a 24 Hour Fitness gym in the Midway District. The incident occurred as Mazin was leaving the gym, where he was confronted by Ernesto Castellanos Martinez, a 46-year-old man who had previously dated Mazin's girlfriend. The confrontation quickly escalated, resulting in Martinez shooting Mazin multiple times, leading to his immediate death at the scene.

The motive behind the murder was rooted in jealousy and unresolved issues from Martinez's past relationship with the woman Mazin was dating. Martinez had a history of violent behavior, having assaulted the woman several weeks prior to the shooting. On the day of the incident, Martinez reportedly called his ex-girlfriend, threatening to kill Mazin in front of her. This premeditated act of violence highlighted Martinez's dangerous and unstable nature.

Following the murder, Martinez fled to Mexico, evading capture for nearly two years. During this time, Mazin's family and law enforcement authorities worked tirelessly to bring him to justice. In March 2020, Martinez was finally apprehended in Mexico and extradited to San Diego to face charges. He was charged with first-degree murder and a gun-use allegation, which carried the potential for a life sentence without the possibility of parole.

In July 2022, Martinez pleaded guilty to the charges and was sentenced to 45 years to life in state prison. During the sentencing hearing, Mazin's family delivered emotional victim impact statements, expressing their profound grief and the devastating impact of the loss on their lives. Mazin's father, a retired surgeon, spoke about the unbearable pain of losing his son and the permanent void it created in their family. His mother recalled the last moments she shared with her son, cherishing the final goodbye before he left for the gym that fateful day.

The case of Alexander Mazin's murder underscores the tragic consequences of domestic violence and the far-reaching effects it has on victims and their families. Despite the passage of time, the pain and loss experienced by Mazin's loved ones remain ever-present, serving as a poignant reminder of the need for justice and the importance of addressing the root causes of such senseless acts of violence.