Son suspected in death of dad

If it's true it's called patricide.

Here's what we know:

WHITTIER - A father collapsed and died Thursday after a fight with his son, and the son has been arrested on suspicion of murder as officials investigate what caused the death, authorities said.

The dead man was preliminarily identified as Joe Anthony Valverde, 56, of Whittier, said Los Angeles County Department Investigator Betsy Magdaleno.

His son, 34-year-old Isaac Gutierrez of Whittier, is being held in connection with the death, Los Angeles County sheriff's officials said, however district attorney's officials will review the case and the coroner's findings to determine whether murder charges will ultimately be filed.

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