March 1, 2020 9:13 am Thousands Participate in the 20th Annual Chicago Polar Plunge NBC 5’s Jen DeSalvo was live Sunday morning with a look at thousands of brave men and women who jumped into the freezing Lake Michigan at North Avenue Beach for Special Olympics Chicago. Local 0:44 Chef with Chicago connections dies while running Nashville marathon 1:26 Concerns raised over condition of Kaneland High School's running track 2:10 Fundraiser benefits family of fallen Chicago Police Officer Luis Huesca 7:44 NBC 5 Nightly Update: Monday, April 29 2:39 Police recover Officer Luis Huesca's firearm, continue search for suspect