Nathan Poulos, left, and his son Collin Poulos, 9, run into Lake Michigan together during the Jan. 1, 2024, Polar Plunge at Simmons Island beach.
Nathan Poulos, left, and his son Collin Poulos, 9, run into Lake Michigan together during the Jan. 1, 2024, Polar Plunge at Simmons Island beach.
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