TUCSON, Ariz. (AP) - Bells rang out in Tucson, Ariz., Tuesday morning, marking the time two years ago when Jared Lee Loughner opened fire at a supermarket where congresswoman Gabrielle Giffords was meeting with constituents.
Six people died, and Giffords was critically injured.
Giffords and her husband are unveiling an initiative Tuesday, aimed at raising money to support gun control efforts.
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