Suspect Upset about Girlfriend's Relationship With Man Allegedly Shoots, Kills Man

The suspect was allegedly upset about the relationship between his girlfriend and the male victim.

A 31-year-old man was arrested Saturday for allegedly shooting and killing a man in Ontario because the suspect was upset about the victim's relationship with the suspect's girlfriend, according to Ontario police.

Maximino Marcos, 31, of Ontario, allegedly shot a 24-year-old man from El Monte multiple times at the Red Carpet Motel in the 1100 block of North Baker Avenue at approximately 11:46 a.m., according to the Ontario Police Department.

OPD said Marcos fled the scene prior to police arriving.

Marcos was arrested at approximately 3:30 p.m. in the city of Montclair, and a firearm believed to have been used in the murder was located, according to OPD. Marcos was booked at the West Valley Detention Center on charges of murder, according to OPD.

Police are asking anyone with information to contact Detective Joe Tirre at 909-408-1862 or 909-986-6711. Information can also be reported anonymously by calling WE-TIP at (800) 78-CRIME or online at www.wetip.com.

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