Alisa Harris | Jason and Kristin Weis wanted to do something about the sexual exploitation of children, and they've found a way to make a difference
How two decades of mass shootings might help police protect lawmakers
In remembering the Arizona shooting victims, President Obama calls for 'a more civil and honest public discourse'
The Tucson community and the nation at large remember the victims of Saturday's tragedy
Newly elected House Speaker John Boehner faces his first test
Rep.
