"A very significant case involving core privacy protections is now being litigated, where the Obama Justice Department is seeking to obtain from Yahoo 'all emails' sent and received by multiple Yahoo email accounts, despite the fact that DOJ has never sought, let alone obtained, a search warrant, and despite there being no notice of any kind to the email account holders."

THURSDAY NEWS:
* Good read: Michael Scherer discusses derivatives and the Senate Democrats fighting back against the bank lobby.
* Five fights to watch on financial reform.
* Controversial new steps to hinder illegal immigrants in Arizona.
* Watching the Obama doctrine take shape.
* In praise of our fill-in-the-blank Constitution.
* Despite all the complaints, there were 1,000 fewer earmarks in 2009.
* Nifty read: one week watching Glenn Beck.
* The Explainer takes on Tax Day.