Start to finish
Juan Manuel Marquez's skills as a counterpuncher could give Mayweather trouble
Updated: September 11, 2009, 10:56 AM ETBy Tim Struby | ESPN The Magazine
Jed Jacobsohn/Getty ImagesMarquez's last five knockouts have taken an average of 25 minutes, or until the middle of the eighth round.
This article appears in the September 21 issue of ESPN The Magazine.
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