Nightly News | May 18, 2012
>>> all eyes will be on the president's home town of chicago , which is hosting the nato summit this weekend. when it comes to security for all of the visiting heads of state, chicago is going all out. the protesters already under way, about 3,000, many dressed as robin hood , gathered in daley plaza and marched through the loop business direct, there were no clashes with police. just two arrests reported. because the rest of the weekend could be another story, parts of chicago will be on a eventual lo lockdown. katy tur reports.
>> as dozens of heads of state and their staff members and security details descend upon chicago , the opposition is already gearing up.
>> no more nato.
>> welcome to nato, chicago 2012 .
>> we're going to be loud, boisterous, vibrant. and 100% peaceful.
>> the city has only issued three permits for marches and rallies, but thousands of protesters are expected.
>> i don't think it's going to be as bad as what everyone says it is.
>> the summit will be held at mccormick place . around it, miles of closures for rail service , and the art institute will close for the weekend. business owners fear all of the hassle will mean a lack of customers.
>> we normally do several hundred people for lunch. we have nine reservations.
>> as for the businesses staying open, some like this starbucks have added a protective film to the wdows torotect gent shattered glass . the concern, violence like this, seen in the 1999 seattle world trade organization meeting. is this overblown?
>> yes. very overblown.
>> former secret service agent turned security consultant said seattle's 900 police officers were outmanned while chicago has a force of 12,000 at the ready.
>> the city is prepared. they have the right talent.
>> chicago mayor rahm emanuel sees the summit more as an opportunity for world exposure.
>> tourist, third largest steelt, ranked tenth.
>> a promise of future dollars chicago leaders hope outweigh potential risk. katy tur, nbc news, chicago .