Taxing greenhouse gas pollution through a carbon tax lets the market, not government, pick the winners. Big polluters like electrical power plants would be encouraged to use cleaner energy. And a simple tax exemption could lower the costs passed on to poor Americans.
Colombia's legal reforms are key for securing passage of a new US-Colombia free trade agreement. President Juan Manuel Santos is meeting today with President Obama to discuss the issue.
The Supreme Court will decide soon if Chicago's controversial handgun ban is unconstitutional. Both sides say such a decision would spur a slew of challenges to gun control laws elsewhere.