Updated

An individual who was hospitalized in critical condition following a dog attack in California has died, police said.

Law enforcement officers responded to a dispatch call just after 3 p.m. Tuesday at what is believed to be an RV encampment in Lancaster, where they found one individual unconscious and not breathing and three other victims with injuries after a pit bull allegedly attacked the group, CBSLA reported.

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An individual who was hospitalized following a dog attack in Lancaster, California on Feb. 22 has died.

An individual who was hospitalized following a dog attack in Lancaster, California on Feb. 22 has died.  (KTTV)

The person was transported to the hospital for emergency care but was later declared deceased, according to the report.

The cause of the attack is not yet known, officials said, and Lancaster area sheriff’s deputies are seeking to clarify whether the fatality was caused by the attack or by a different medical emergency.

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An individual who was hospitalized following a dog attack in Lancaster, California on Feb. 22 has died.

An individual who was hospitalized following a dog attack in Lancaster, California on Feb. 22 has died.  (KTTV)

The status of the other three victims is not known at this time.