Note: This story originally posted Sept. 7, 2020 and has been written through as an update. Brian Waliczek, a 3-time Eagle winner at the USBC Open Championships, held on to win the 2020 Petersen Classic with the 1,627 he fired on Aug. 14 at Brunswick Zone River Grove in suburban Chicago. Waliczek earned $6,500 for his win, down from the $13,500 for first the past three years of the Petersen. That actually was a solid first prize considering that the truncated Petersen of 2020 had just 945...