Update: 3:00 p.m. Sunday
The Associated Press is reporting that the second man authorities were looking for has been cleared of any involvement in Saturday's mass shooting.
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Update: 10:00 a.m. Sunday
Hospital officials say Rep. Gabrielle Giffords remains in critical condition and sedated
this morning after two hours of surgery.
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Update: 10:38 p.m. Saturday
Doctors say Giffords was responding to commands after surgery today. She was shot once in the head, and authorities say there was an entrance and exit wound. Her surgeon is "cautiously optimistic" about her prognosis.
The top law enforcement official in the House says the shooting of Rep. Gabrielle Giffords does not appear to be part of a larger threat against Congress or to have a connection to terrorism.
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Update: 8:40 p.m. Saturday
Federal judge John Roll and Giffords aide Gabe Zimmerman have been confirmed as 2 of the 6 fatally wounded Saturday.
The Pima County Sheriff's Department says the suspect was the subject of police interest in recent past.
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Update: 8:28 p.m. Saturday
The Pima County Sheriff's Department says Congresswoman Giffords was the target of the shooting spree.
Authorities are actively pursuing an individual believed to have had some involvement in the shooting.
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Update: 8:07 p.m. Saturday
Officials familiar with the investigation into the deadly shooting rampage in Arizona say the suspect, 22 year old Jared Loughner, claims he acted alone. The FBI believes otherwise.
6 people were killed, including a federal judge and 9 year old girl.
Congresswoman Gabrielle Giffords is in critical condition following surgery.
President Barack Obama says authorities don't know what provoked the shootings, but he says
there will be a comprehensive investigation.
He is sending FBI Director Robert Mueller to oversee the investigation.
-----------------------------------------------------------------------------------------------------------Update: 5:09 p.m. Saturday
Authorities in Arizona say the alleged shooter has been identified as 22 year old Jared Lee Loughner. No word yet on a motive for today's shooting.
Update: 4:04 p.m. Saturday
Rep. Giffords is out of surgery. Doctor is "optimistic" about her recovery.
Her district director is among the fatally wounded in the shooting.
Tucson, Az. police chief says 5 people are listed in critical condition, and another 5 are undergoing surgery.
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Congressional officials say Rep. Gabrielle Giffords was shot in the head and an aide is among 6 killed today when a gunman opened fire as the Arizona congresswoman met with constituents outside a grocery store in Tucson, Az.
18 people were injured, including other members of the lawmaker's staff.
The victims have been taken to a nearby hospital.
One official added the attack was carried out with an automatic weapon. We're told the alleged shooter is in police custody.
The FBI and local law enforcement are investigating the attack.
Giffords had just begun her third term.
The 40-year-old Democrat was re-elected in November, edging a tea party favorite.
She was a member of the Arizona House and Senate before coming to Washington.
We'll continue to update this story as more details are made available.
