Undrafted Free Agents: Top undrafted free-agent list led by Washington RB Chris Polk

We take a look at the news that the 49ers have reportedly signed numerous undrafted free agents.At least three more former Michigan State football players will get their shot in the NFL after signing free agent deals Saturday night in the hours immediately following the draft. Tight ends Brian Linthicum and Garrett Celek agreed to contracts with• Desmond Marrow, FS, Toledo - He is injury prone as he missed the 2007 and 2009 seasons with injury, but he was the No. 1 cornerback for the Toledo

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