Protesters walk on West Florissant Avenue in Ferguson, Mo., on Tuesday. Protests have been going on for more than a week after the police shooting of unarmed teen Michael Brown. Michael B. Thomas/AFP/Getty Images hide caption

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People raise their arms while chanting, "Hands up. Don't shoot," near where St. Louis police say officers shot and killed a 23-year-old man who was wielding a knife and refused to drop it on Tuesday. Joe Raedle/Getty Images hide caption

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A man tries to recover from tear gas as people leave a McDonald's restaurant Sunday during a protest for Michael Brown in Ferguson, Mo. After police fired tear gas, people used bottles of water and milk to try to clear their eyes. Charlie Riedel/AP hide caption

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Law enforcement officers wait to advance Sunday morning after firing tear gas to disperse a crowd protesting the shooting of teenager Michael Brown in Ferguson, Mo. Authorities report one shooting and several arrests. Charlie Riedel/AP hide caption

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Ferguson Police Chief Thomas Jackson announces the name of Officer Darren Wilson as the man who shot and killed Michael Brown, 18, last Saturday. Lucas Jackson/Reuters /Landov hide caption

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Protests against the police shooting and killing of teenager Michael Brown had a different feel Thursday in Ferguson, Mo. Police scaled back their military-style operations and instead walked with protesters. Scott Olson/Getty Images hide caption

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"I'm out here to stand for my children and their future," said Terrell Williams El, who hugged his daughter while standing with his wife and two daughters near the QuickTrip in Ferguson, Mo., Wednesday. Several other residents say they've often felt harassed by police. David Carson/MCT /Landov hide caption

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A device deployed by police goes off in the street as police and protesters clash in Ferguson, Mo., Wednesday. Protests have rocked the St. Louis suburb since a police officer shot an unarmed black teenager Saturday. Jeff Roberson/AP hide caption

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The St. Louis and Boston symphony orchestras are into this year's World Series. They've made a video so that they can talk some trash (and play some music too). YouTube hide caption

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Regina Whittington (right) of Little Rock, Ark., and her friend Diana Fuller, of Noble, Okla., walk toward the entrance to the Gateway Arch Wednesday in St. Louis. Jeff Roberson/AP hide caption

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On Saturday, after the tornado, this highway sign sat in a parking lot at Lambert-St. Louis International Airport. Dilip Vishwanat/Getty Images hide caption

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