NBC Video: Decision 2010
Santorum Calls Debate System an 'Insult to Voters'
NBC's Peter Alexander talks with presidential candidate Sen. Rick Santorum about the debate process and his strategy going forward.
2010 primaries to watch
A calendar of contests in the race to Election Day 2010.
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The decade in politics
Msnbc.com's politics team takes a look at 10 moments that defined the decade.