Also , a teacher reported Loughner became `` very hostile '' after being told his grade in a Pilates class would be a B . 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 .
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 .