RANCHO CUCAMONGA (CBSLA) — Authorities were investigating Tuesday after deputies with the San Bernardino County Sheriff’s Department shot and killed a person who was suspected of stabbing a man at a Rancho Cucamonga home.

According to the department, deputies were initially called out to a residence in the 9400 block of Fairway View Place at about 11:56 a.m. for reports of a stabbing.

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When deputies arrived on the scene, they forced entry into the home and subsequently shot and killed a person suspected of stabbing a man inside the home. It was not immediately clear what led up to the shooting.

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The suspect was pronounced dead at the scene and the stabbing victim was taken to a local area hospital for treatment of his injuries.

The sheriff’s department said both the victim and the suspect were known to one another.

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No further details were available.