Beth Moses, trauma injury prevention/education coordinator at Erie County Medical Center, introduces participants to the "ABCs of Bleeding."

Beth Moses demonstrates the use of a tourniquet.

Tourniquets for use in practice sessions.

Attendees practice using tourniquets on themselves.

Annette Pyszczynski (right) practices using a tourniquet on Catherine Donnelly.

Beth Moses demonstrates how to pack a wound and apply pressure to stop the bleeding. PSS president Tim Tryjankowski (left) assists.

Packing the wound.

Attendees practice packing a wound.