http://www.twincities.com/allheadlines/ci_10364496Protesters run from the intersection of St. Peter Street and West 7th Street after police fire chemical irritants into the crowd in downtown St. Paul on Tuesday, September 2, 2008. (Special to the Pioneer Press: Tom Whisenand)
David Harris tries to clean out his eyes after being sprayed with pepper spray Tuesday during a scuffle between protestors and police at the Mears Park rally. (Pioneer Press: Jean Pieri)
Demonstrators begin to march during the Poor People Economic Rights Campaign at Mears Park, Tuesday. (Pioneer Press: Jean Pieri)
There was a scuffle between police on horses and protesters on 5th and Wacouta while the rally in Mears Park was going on Tuesday. (Pioneer Press: Jean Pieri)
A woman is arrested at Mears Park Tuesday. (AP: Matt Rourke)
Zach de la Rocha, of Rage Against the Machines, listens as the band is told they will not be allowed to play at the State Capital on Tuesday. (Special to the Pioneer Press: Stacy Bengs)
Zach de la Rocha, of Rage Against the Machine, sings an acoustic version of their hit, "Killing in the Name," after they were not allowed to play at the State Capital on Tuesday. (Special to the Pioneer Press: Stacy Bengs)
Protesters, who wished not to identify themselves, march to the capitol in a protest organized by the Poor Peoples Economic Human Rights Campaign in St. Paul on Tuesday. (Special to the Pioneer Press: Tom Whisenand)
Saint Paul Police Sergant John Lozoya confiscates a plastic bag of vinegar from a protester before the start of a march in downtown St. Paul Tuesday. The protester said that he had planned to use the vinegar on his bandanna to quell the effects of tear gas. (Special to the Pioneer Press: Tom Whisenand)