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'Thunderbolts' written across the Chicago skyline and a baseball
Image last updated on Saturday, February 10, 2007
User's Rating: 5.2/10 (525 votes cast)
Primary Logo (2009-Pres)
Cap Logo (2004-Pres)
Wordmark Logo (2004-Pres)
2004 - Pres
2009 - Pres