The Ticker: Political Twitter; Tablets Everywhere; EPA vs. BP; Groupon CEO; Sundance

Advertising Age: White House Tells Public to Press ‘Fiscal Cliff’ Issue on Twitter

The New York Times: Tablets Offer Plenty of Gift Options for Holiday Season

The Washington Post: PR Fallout: EPA Denies BP from Bidding on Federal Contracts

The Chicago Tribune: Groupon CEO Andrew Mason to Step Down

Los Angeles Times: Movie PR: Female Film Directors Take Center Stage at Sundance