Doctors "very, very encouraged" by Giffords' progress, charges expected as early as Sunday
Congresswoman Shot
Credit: AP
Hundreds gather for a vigil at the Arizona Capitol for Rep. Gabrielle Giffords, Saturday, Jan. 8, 2011, in Phoenix. Rep. Gabrielle Giffords of Arizona was shot in the head Saturday by a gunman who opened fire outside a grocery store during a meeting with voters, killing a federal judge and four others in a rampage that rattled the country and left politicians fearful for their safety. (AP Photo/Ross D. Franklin)
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