Intersection of 12th and E Streets NW, 8:57 a.m.
An anonymous tipster sent in this shot of an ambulance attempting to get through massive crowds at 12th and E Streets, NW.
In related news, DCist's Lynne Venart reports from the 12th Street parade entrance that after waiting for nearly an hour at the gate, she is giving up. "They are letting four people in at a time the crowd is at a standstill," Venart said.
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