The buzz for Feb. 7, 2011:

Most viewed | Most commented | Shared on Facebook: Constitutional showdown

Nothing gets the conservative crowd going lately quite like "Obamacare." Judging from the comments, they didn’t take too kindly to Akhil Reed Amar’s Op-Ed. Starting with his intro…

Earlier this week, after grading student papers from my Yale Law School class on constitutional law, I began reading federal District Judge Roger Vinson's recent opinion declaring "Obamacare" unconstitutional. One thing was immediately clear: My students understand the Constitution better than the judge.

Trending on Twitter: Arab cartoonists weigh in from Lebanon, Jordan and Egypt

Meanwhile, Joel Pett’s roundup of cartoons out of the Middle East struck a chord on Twitter.

--Alexandra Le Tellier