Dog that 'suddenly charged' fatally shot by police in Pasadena

PASADENA, Calif. - An investigation is underway after police fatally shot a dog in Pasadena. 

What we know:

Officers responded to the 400 block of S. Hudson to investigate a report of a woman in distress on the ground. 

At the scene, officers located the woman, who was making incoherent statements and accompanied by a large, unleashed dog. 

According to authorities, officers began to walk toward the woman when the dog "suddenly charged" at them, leading to an officer shooting the dog. 

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No other injuries were reported.

The woman was transported to a local hospital for evaluation.

What we don't know:

The woman's condition is not known.