Each time a new measure that the city of Chicago is preparing for the coming NATO and G8 summits is unveiled, the tension in the city ratchets up a notch. The latest news comes in the form of reports that Chicago has purchased face shields, and may be considering the implementation of airborne surveillance technology.

As part of the expanded powers given to Mayor Rahm Emanuel for the May summits, the city has authority to accept contracts for goods or services without approval of the City Council or the expected competitive bidding process. The face shields and aerial surveillance technology are the first use of this allowance.

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