Ambassador Susan Rice has met with Sens. John McCain, Kelly Ayotte and Lindsey Graham, her three harshest critics over statements she made after the U.S. embassy in Benghazi, Libya, was attacked. The three senators say they are now more concerned than ever before.
If you've been dreaming of strapping on your own "Iron Man" armor, you might have to wait a while longer. But revolutionary "bionic exoskeletons," like the metal suit worn by comic book hero Tony Stark, might be closer than you think -- just don't expect to fly away in one.