President Barack Obama and first lady Michelle Obama greet Arizona Gov. Jan Brewer as they arrive in Tucson, Ariz., to attend a memorial service for victims of last Saturday's shooting rampage that ... more 
President Barack Obama and first lady Michelle Obama greet Arizona Gov. Jan Brewer as they arrive in Tucson, Ariz., to attend a memorial service for victims of last Saturday's shooting rampage that killed six people and left 14 injured, including Rep. Gabrielle Giffords, at Davis-Monthan Air Force Base, Wednesday, Jan. 12, 2011. less 
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Associated Press | Photo By J. Scott Applewhite
Wed, Jan 12, 2011 6:15 PM EST