Mayor Emanuel and the Chicago Host Committee write a letter of appreciation to Chicagoans via a one page ad in the Chicago Sun-Times.
"The news isn't what's happened," McCarthy said. "The news is what has not happened. This is really a non-event. This is what's supposed to happen in America."
One Yolk restaurant location reported weekend business down as much as 40 percent.
President says summit made strides in missile defense, plans for Afghanistan and growing alliance.
Chicago Mayor Rahm Emanuel, who was largely out of the public eye during a weekend fraught with police and protesters clashes, addressed the media for the first time since the NATO summit began.
Chicago turned into protest central during NATO
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For the mayor and President Obama, the NATO summit in Chicago presented different political scenarios. NBC's Carol Marin and Chuck Todd explain.
Chicago police Supt. Garry McCarthy speaks outside Prudential Plaza about the NATO protests his officers met this weekend.
Chicago's mayor says the 2012 NATO Summit boosted the city's profile in the world and expresses gratitude to citizens and first responders for how they handled a stressful weekend.
President Obama says the discussions that took place have created an "alliance that is stronger, more capable and more ready for the future."