UPDATE: Stabbing Suspect Detained; Clerk Dies

A man suspected of on Sunday was detained by police on Monday morning. Also, it has been announced that the 46-year-old victim has died.

Police are questioning Kelvin Green, the clerk's estranged husband. Descriptions of the suspect have resembled descriptions of Green.

"Kelvin Green is a subject of interest and has only been detained by investigators," Sgt. Richard Lewis told Santa Monica Patch. "The investigation is ongoing."

The incident, which is , took place around 3:20 p.m. at the located at 3105 Wilshire Blvd.

Customers said they saw a man stabbing the clerk multiple times.

"It was horrifying," said a Santa Monica Patch reader who was shopping at the store at the time of the incident. The reader asked not to be identified.

Police investigators said the suspect entered the Albertsons and approached the clerk from behind while she was working at the checkout. He then started hitting her and stabbing her around the head, neck and upper torso.

The man then fled the store, heading southbound on Berkeley Street toward Wilshire Boulevard.

Though in critical condition, the clerk was conscious when Santa Monica police arrived at the store. She was then taken to a hospital and died at 2:30 a.m. on Monday morning.

The woman's identity hasn't been released yet, pending family notification.

Police said the suspect was a black man, 6'1" to 6'3" in height and at least 220 pounds in weight. Kelvin Green, the clerk's estranged husband, is 6'3" and weighs 270 pounds. Green lives in the Los Angeles area.

The suspect wore a light gray hooded sweatshirt and drove a gold Cadillac, one with an older model. Green drives a gold 1998 Cadillac with license plate 4SUU331.

If you have information about the incident, call police at (310) 458-8495.

If you provide information that leads to an arrest and conviction, you may be eligible for a reward of as much as $1,000.

If you want to remain anonymous, call WeTip at 1.800.78.CRIME or submit the tip online at WeTip.com. Another option is calling Crime Stoppers at 800.222.TIPS, texting from your mobile phone or visiting LACrimeStoppers.org.

City News Service contributed to this report.

This article was updated at 12:45 p.m.