FONTANA, Calif. – The Latest on the shooting of multiple people in a San Bernardino County apartment (all times local):

11:10 a.m.

Fontana police say a 73-year-old man is suspected of fatally shooting three family members and critically wounding another over a longstanding financial dispute.

Sgt. Kevin Goltara says Ali Zafar was arrested on suspicion of homicide shortly after the shootings at an apartment around 3 a.m. Wednesday. It wasn’t immediately known if he has an attorney.

When officers entered the apartment they found two women and one man dead from gunshot wounds. Another victim only described as male was taken to a hospital in critical condition.

Goltara says the victims and suspect are all related. Investigators say the killings stemmed from a family dispute over money.

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9:30 a.m.

Authorities in San Bernardino County say family violence is the suspected scenario of a shooting in a Fontana apartment unit that has killed three people, wounded another person and led to one person being taken into custody.

The Fontana Police Department says gunfire was reported shortly before 3 a.m. Wednesday.

The department says officers confronted a male suspect with a gun walking inside the apartment complex and he complied with orders to drop the gun and was taken into custody.

When officers entered the apartment they found two women and one man dead from gunshot wounds. Another victim only described as male was taken to a hospital in critical condition.

Police believe the victims and suspect are all related.