Practice runs are taking place Friday and Saturday ahead of this weekend’s Air and Water Show on the lakefront, which will be headlined by the U.S. Navy Blue Angels. WBBM’s Mike Krauser has his eyes to the sky.

<p>Practice runs are taking place Friday and Saturday ahead of this weekend’s Air and Water Show on the lakefront, which will be headlined by the U.S. Navy Blue Angels. WBBM’s Mike Krauser has his eyes to the sky.</p>

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