He bought a doughnut , and bars at a gas station at 2:34 a.m. , source said . He visited two restaurants and Walgreens twice in the hours before the shooting , police said . The shooting suspect was in and out of his hotel room repeatedly early that morning . Police say it will take 10 days to get DNA test results on a black bag related to the probe .
Loughner bought a doughnut , energy bars at a gas station at 2:34 a.m. , source says . He visited two Walmarts and Walgreens twice in the hours before the shooting , police say . The shooting suspect was in and out of his hotel room repeatedly early that morning . Police say it will take 10 days to get DNA test results on a black bag related to the probe .