The Constitution This Week: Gay marriage, treason, and Facebook “likes”

Here’s a brief look at the top constitutional news stories and commentaries from this week: Obama’s support of gay marriage, a Romney supporter’s call for treason, and a ruling about free speech and Facebook “liking.”

Constitution Check: Has the president endorsed a constitutional right to same-sex marriage?

Did President Obama endorse a Constitutional right to same-sex marriage? Constitutional expert Lyle Denniston looks at four ways the president could endorse the legal right of same-sex couples to enter civil marriage that could apply to all states – if he chose to do so.