April 16th, 2010
10:15 AM ET

Obama says Tea Partiers owe him thanks

Tea Party activists marked Tax Day with a high-profile rally in Washington and other protests across the country, but President Obama says the movement actually owes him a thank you.


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Filed under: Barack Obama • Politics • Tea Party
April 16th, 2010
09:16 AM ET

On the Radar: Angry protests, pacemaker hack, Jennifer Knapp

The rhetoric from government protesters has gotten increasingly intense -- and most of it is protected.

Angry in America ... and protected - On the eve of the April 19 protest planned by patriot groups in Washington, and on the heels of the Tea Party’s Tax Day protests, we look at the way disgruntled citizens are expressing themselves. The angry rhetoric is not just coming from fringe groups but also mainstream liberal and conservative camps. And while much of the  language sounds threatening, most of it is protected. Experts say it’s important to national security to let people vent, but some messages  in recent weeks have pressed the boundaries of free speech. CNN's Eliott McLaughlin reports.

Password protection for pacemakers - Just like computers, pacemakers and cardiac defibrillators can be hacked — potentially stopping a person’s heart. A researcher at the University of Washington proposes some unique solutions, including  putting passwords on the health devices and tattooing the password on the patient’s skin. By John Sutter, with photo of the proposed tattoo system.


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