Changing technologies, changing marketplaces, and even changing trends in anti-competitive practices have all presented challenges to antitrust enforcement.

Russia has cultivated an opaque network of patronage across the region that it uses to influence and direct decision- making.

When the Constitution was written, the founders had no way of anticipating the new technologies that would evolve in the coming centuries.

At 'SNL,' I wrote political stuff, but I never felt the show should have an axe to grind. But when I left in '95, I could let my own beliefs out.

One thing I've noticed about politics is that these guys have pretty thick hides.

As someone who's spent time with our troops in Iraq and Afghanistan on USO tours and met wounded warriors at Walter Reed and Bethesda, I feel a deep obligation to the men and women who have risked life and limb on our behalf.

In our political system, money is power. And that means a few can have a lot more power than the rest. That's bad news for everyone else - and for our democracy itself.