Off-duty Fla. cop stops gunman after deadly shooting
Collier Sgt. Kristen Shiner tried treating a victim she found face-down on a driveway — then heard a gun reloading
By Jacob Carpenter
CAPE CORAL, Fla. — Kristen Shiner arrived on the shooting scene Wednesday afternoon to find a door-to-door salesman face down on a driveway.
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