The Huffington Post has an excellent slideshow of the shooting's aftermath.
The Atlantic Wire has a detailed timeline of events during and after the shooting.
The Wall Street Journal has a live stream of coverage, updated constantly.
For more information from on the ground, here's a thread on Reddit, with updates from one of the victims and a medical worker at the scene.
An account from one of the survivors, who was shot in the head.
In a tragic coincidence, Jessica Redfield, a young sports broadcaster from Texas, was killed in Aurora after she had previously escaped in the Toronto shooting.