S.V. Date

After months of hints and Hamlet-esque worries about the woes of a modern presidential campaign, former Florida Gov. Jeb Bush announced on a Facebook post that he is "actively" exploring a presidential run.

With the Louisiana Senate runoff driving votes in both chambers of Congress on the Keystone XL pipeline, here's a question: How many of those jobs will actually be in Louisiana?

The answer: zero.

The 10 biggest breaks, deductions and credits in the U.S. income tax code are costing the Treasury $900 billion this year, with more than half of that total benefiting the wealthiest 20 percent of taxpayers.

When the House held its much-anticipated hearing on Benghazi Wednesday, one major figure not at the witness table was Thomas Pickering, the former ambassador and co-chair of the Accountability Review Board that reported on last September's attacks.

Why wasn't he there?

That's somewhat in dispute. California Republican Darrell Issa, chairman of the House Oversight and Government Reform Committee, put the blame squarely on the shoulders of Pickering and report co-author Adm. Mike Mullen.

In the U.S. Senate, it's down to the Final Four versus the Dynamic Duo.

Only four Democratic senators remain who do not support same-sex marriage. Across the aisle, there are now two Republicans who have announced their support.

The new alignments mean that a majority — 53 senators — now support a concept that 85 senators voted to ban in 1996 with the Defense of Marriage Act.