In tonight's episode, ABC's Bob Woodruff reports on astronaut Mark Kelly, who is retiring from NASA so that he can better tend to his wife, Congresswoman Gabrielle Giffords, as she recovers from her near-fatal gunshot wounds. President Obama readies to address the nation tomorrow night, where he will announce a plan to withdraw troops from Afghanistan. Former Utah Governor John Huntsman is throwing his hat into the G-O-P presidential primary ring. And look out! Ticks can give you more than just Lyme's disease
The latest news from around the world, delivered each weeknight, brought to you by Diane Sawyer and the ABC News team.