Analysis and Opinion
Public Agenda for Media - http://www.publicagenda.org/media
Features objective facts for journalists on public policy issues and public engagement, including research, polls, charts and help finding experts to interview.
The New Republic - http://www.tnr.com/
Covers politics, culture, and the arts with a focus on national politics, foreign policy, the Middle East, Congress, Capitol Hill, the White House, literature, and more.