If you have cable or satellite, you could have dozens of 24-hour news networks to keep you up to date. On top of that, there are daily and weekly news programs on broadcast television.
Most of them will report on overseas events, but they tend to skew mostly toward national news. If you want a more global perspective, watching news from the foreign press will help.
The Livestation Desktop Player streams dozens of foreign news services from all corners of the world, in multiple languages. It also integrates with Twitter so you can connect with people all over the globe.
A few channels are designated as Premium and require a premium paid account. After installing, you'll need to register using an email address to access the free content.