Washington - C-SPAN, the non-profit cable network dedicated to Capitol Hill politics and public policy, has launched a pair of new web sites designed to track coverage of the political blogosphere and social media during the Democratic and Republican National Conventions. The sites, available at the links below, incorporate user-generated content from sources such as YouTube, Twitter and blogs, and also feature C-SPAN convention video that users can embed onto their own sites. The Democratic Convention is taking place this week in Denver, while the Republican Convention will kick off next week in Minneapolis.

Washington - C-SPAN, the Congressional cable network, on Wednesday announced a new copyright policy for its video coverage of Congressional activities that will make about half of all of its programming available for free sharing, provided it is attributed properly and not used commercially.