CHICAGO (WLS) -- Whether it is a publicity stunt or a legitimate crackdown on immigration, what does the law say about federal agents randomly stopping people to question them?

Some legal experts are weighing in.

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As people took advantage of yet another beautiful September day, Millennium Park and other popular downtown spots were back to normal on Monday following Sunday's surge of federal immigration agents on land and water.

"My constituents recognize this as a farce and a public relation stunt. It doesn't make us safer," said 2nd Ward Ald. Brian Hopkins.

Downtown Chicago City Council members say Sunday's show of force in areas such as Millennium Park, Michigan Avenue, and the Gold Coast was nothing more than intimidation. But

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