The Washington Post (WPO), one of the last holdouts against the trend of charging readers for...

The Washington Post (WPO), one of the last holdouts against the trend of charging readers for online access to newspaper articles, likely will launch a paywall in 2013, WSJ reports. In the wake of the New York Times' (NYSE:NYT) successful implementation almost two years ago of a metered paywall, many other newspapers have followed suit or made plans to do so.