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President Obama will cap off a busy week of politicking with some R&R in Florida.

Obama plans to travel to the West Palm Beach area for what his spokesman called "some well-deserved downtime."

"He's going to spend Presidents Day weekend relaxing with some friends," said White House spokesman Josh Earnest. "There's no work on the schedule."

Many of the drugs we take aren't actually digested — they pass through our bodies, and down through the sewer pipes. Traces of those drugs end up in the bodies of fish and other wildlife. Nobody's sure what effect they have.

Now, a paper being published in Science magazine finds that drugs for anxiety drugs — even at these very low levels — can affect the behavior of fish.

In a federal court today, prosecutors said former San Diego Mayor Maureen O'Connor misappropriated $2 million of her late husband's charitable foundation because of a gambling addiction.

During a period between 2000 and 2008, reports the San Diego Union Tribune, prosecutors say O'Connor gambled away more than $1 billion.

The paper reports:

Apparently, the undead aren't even welcome in the ever polite Great North.

Today we got more troubling news for the world economy: Germany's GDP slipped 0.6 percent in the final quarter of 2012, sending the Eurozone deeper into recession.

The Guardian spoke to Carsten Brzeski and analyst for ING, who said:

Transcript

NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. One of the most critically acclaimed and most popular films of the year, "Zero Dark Thirty," is up for five Oscars, including Best Picture. The film follows the hunt for Osama bin Laden and sparked controversy for its depiction of CIA interrogation techniques, including water boarding.

(SOUNDBITE OF MOVIE, "ZERO DARK THIRTY")

JASON CLARKE: (As Dan) Come on, give it to me. Hasam(ph) was a friend of Gramzi Yusef(ph). You guys met in Iran back in the '90s.

A future without weeds would be a kind of farmer utopia, but currently, herbicide-resistant "superweeds" are part of today's reality. Some researchers, though, are looking for a solution that seems ripped from science fiction: weed-seeking robots.

NASA calls it a "small near-Earth asteroid."

Transcript

NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan.

This morning, hundreds of Somali men and women gathered in a community center in Mogadishu after a flash mob. Campaigners in Parliament Square in London held up one finger while MPs debated violence against women inside Westminster. And hundreds of Egyptian sang and danced after 10 a.m., Cairo time, all that from live coverage provided by The Guardian. Events all marked V-Day and its One Billion Rising campaign, designed to boost awareness of violence against women all over the world.

The announcement of a merger between American Airlines and US Airways on Thursday represents the culmination of a decades-long shake-up in the commercial airline industry. What does the merger mean for employees, consumers and a changing industry?