SACRAMENTO (CBS13) – A run to honor fallen Sacramento police Officer Tara O’Sullivan and Davis police Officer Natalie Corona kicked off Wednesday morning in Davis.

Ofc. Natalie Corona (credit: Davis Police Department)

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The Blue Line Run started its relay portion at 6:22 a.m., a time that symbolizes Corona’s age when when she was killed: 22.

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Officer Corona was shot and killed while responding to a car crash in Davis in January.

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Twenty-six-year-old O’Sullivan, also a rookie officer, was ambushed by gunfire while responding to a

Tara O’Sullivan (credit: Law Enforcement Candidate Scholars Program)

domestic disturbance in June.

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Both women graduated from the Sacramento Police Academy.