Today, Missouri Gov. Jay Nixon signed into a law a bill that effectively repeals one passed earlier this year that barred teachers from having contact with any student on Facebook or any social media site that enabled private messaging.
I couldn't let the week pass without a quick quiz.
Which one of the four red tablets in the picture is medicine? The mystery pill is Coricidin HPB, an over-the-counter cold remedy, if that helps. The candies are M&M's and a Skittle. Pull the slider to the right for the answer.
<p>A Tunisian woman in the capital, Tunis, walks past a wall covered with posters of political candidates, on Oct. 20. Tunisia touched off the Arab uprisings this year, and it is holding elections Sunday to draw up a new constitution.</p>
Credit Lionel Bonaventure / AFP/Getty Images
<p>A Tunisian woman in Tunis looks at posters presenting political candidates, on Oct. 20. Some Tunisians fear that if popular Islamist parties take power, they will seek to put their stamp on this moderate, secular state.</p>
Tunisians, who touched off the Arab uprisings and rid themselves of a dictator nine months ago, are now going to the polls to elect a constitutional assembly. There is pride, confusion, but mostly optimism ahead of Sunday's vote.
The people of Tunisia had basically one choice at the ballot box for the last 50 years. But now they have more than 100 parties and thousands of candidates to choose from. And they're getting a taste of a real political campaign.
What happens if a Ford Focus slams into a concrete wall at 120 mph?
The guys at the British motoring show Fifth Gear — an offshoot of the popular Top Gear — wanted to find out. They make some grand claims about the test they conducted. For example they say the test is the fastest test crash ever conducted, which brings up doubt. They also say the test was so fast, test experts didn't want to use their dummies. They're too expensive and it was likely they would be destroyed.
<p>A home in Seattle is advertised for sale in January. A housing boom 140 miles north in Vancouver, British Columbia, is being fueled by buyers from India and China, while building remains at a standstill in Seattle, one housing expert says.</p>
Existing home sales and home prices declined last month, indicating the market remains in a slump. Now there's a proposal in Congress to try to change that. Sens. Mike Lee, R-Utah, and Charles Schumer, D-N.Y., introduced a bill Thursday that would grant U.S. tourist visas to foreign homebuyers paying with cash.