The prospects of an assault weapons ban emerging as part of any post-Newtown gun control law looks unlikely after Senate Majority Leader Harry Reid reportedly opted not to include it in a Democratic proposal to be offered on the Senate floor in the coming weeks.

The latest Pew poll shows a slight upward shift in the percentage of Americans who say it's more important to control gun ownership than it is to protect the right to own guns. But deeply felt feelings appear to be limiting the change.

Tom Mauser's son, Daniel, was killed at Columbine High School in 1999. Mauser, who has been an outspoken advocate for gun control since then, speaks with host Rachel Martin.

Discussing gun control is not easy in Wyoming, which has one of the highest rates of gun ownership in the country. But it also has the highest per capita suicide rate, and guns are usually involved. One grieving mother is trying to boost awareness while respecting the state's gun culture.