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Becky Hale

One potential bone marrow donor swabs his cheek for the National Bone Marrow Registry at Denver Police District Two Station on Friday (credit: CBS)

Fallen DPD Officer Celena Hollis Honored With Bone Marrow Drive

One group hosted a special event on Friday to keep the memory of fallen Denver Police Officer Celena Hollis alive with her dedication to bone marrow registration.

07/06/2012