The timeline of events on and leading up to Jan. 8, per the Pima County Sheriff's Department:

11/30/2010: Jared Lee Loughner purchased a Glock Model 19, 9mm handgun with extended magazine and one box of ammo Winchester.

11:35 PM, 1/7/2011: Loughner drops off roll of 35mm film to be developed at Walgreens, 3800 W. Ina Road, Tucson, AZ

12:24 AM, 1/8/2011: Loughner makes a purchase at Circle K Store #3400, 4900 W. Ina Road, Tucson, AZ, 85743.

12:29 AM, 1/8/2011: Loughner checks into Motel 6, 4630 W. Ina Road, Tucson, AZ.

2:19 AM, 1/8/2011: Loughner returns to Walgreens at 3800 W. Ina Road, Tucson, AZ to retrieve developed photos and makes a purchase.

2:34 AM, 1/8/2011: Loughner makes purchase at Chevron Store #95481, 7620 N. Hartman Rd, Tucson, AZ.

4:12 AM, 1/8/2011: Loughner posted bulletin on Myspace. Titled post “Goodbye friends” and contained a photo from Walgreens on website.

6:12 AM, 1/8/2011: Loughner makes purchase at Walmart Store #2922 at Foothills mall, 7635 N La Cholla Blvd., Tucson, AZ.

6:21 AM, 1/8/2011: Loughner makes purchase at Circle K Store #08510 at 3712 W. Cortaro Farms Rd., Tucson, AZ.

7:04 AM, 1/8/2011: Walmart Store #2922 at Foothills mall, 7635 N La Cholla Blvd., Tucson, AZ. Loughner attempted to purchase ammunition at Walmart.

7:27 AM, 1/8/2011: Loughner makes purchase for ammunition and a diaper bag (backpack style) at Super Walmart, 8280 N. Cortaro Road, Marana, AZ.

7:30 AM, 1/8/2011: AZ Game & Fish Department officer stops Loughner for running a red light at Cortaro Rd. and I-10.

Between 7:31 AM and 9:40 AM, 1/8/2011: Loughner returned home, removed a black bag from the vehicle. His father confronted him, and he fled on foot carrying the black bag.

9:41 AM, 1/8/2011: Cab driver picks up Loughner from Circle K at 3712 W. Cortaro Farms Road, Tucson, AZ and drives him to Safeway, 7100 N. Oracle Road, Tucson, AZ.

9:54 AM, 1/8/2011: Cab driver and Loughner enter Safeway to get change for fare.

10:10 AM, 1/8/2011: Loughner opens fire. Nineteen people wounded: 6 fatalities, 13 injured.

10:11 AM, 1/8/2011: Pima County Sheriff’s Department receives 911 call of shooting at Safeway, 7100 N. Oracle Road, Tucson, AZ.

10:14 AM, 1/8/2011: First medical unit, Rural Metro Fire Rescue 76 (Paramedic Unit) dispatched to shooting at Safeway, 7100 N. Oracle Road, Tucson, AZ.

10:15 AM, 1/8/2011: Deputy Audetat is first deputy on scene and detains suspect.

10:16 AM, 1/8/2011: Deputy Patino second on scene at Safeway, 7100 N. Oracle Road, Tucson, AZ and secures weapon.

10:19 AM, 1/8/2011: Medical personnel begin arriving on scene.

10:31 AM, 1/8/2011: Southwest Ambulance, Paramedic 831 on scene at Safeway, 7100 N. Oracle Road, Tucson, AZ.

10:41 AM, 1/8/2011: Southwest Ambulance, Paramedic 831 transported Congresswoman Giffords to UMC

10:50 AM, 1/8/2011: Suspect transported to Foothills Substation, 7300 N. Shannon Road, Tucson, AZ.

6:59 PM, 1/8/2011: Warrant served at Loughner’s parents’ residence. 7700 block N. Soledad Ave.