Wolf Blitzer delivers the most important news and political stories of the day. Tune to The Situation Room weekdays 5-6:30pm ET on CNN.
The Affordable Care Act's insurance exchange program went live online today across the country, but some users faced slow websites and error messages. CNN's Tom Foreman examines what went wrong.
Thousands of pounds of potatoes are packed into planes in order to perfect a new testing method for in-flight wireless.
CNN's Tom Foreman explains why a computer virus will impact Internet connections for millions worldwide.
Meet the "rock, paper, scissors" robot that never loses. CNN's Jeanne Moos reports.