Nearly $1 billion has been given to Japan in earthquake relief aid, but much of it hasn't been distributed to victims yet. There are a number of complexities that come into figuring out how much to give and how.
Muhammad Yunus, a pioneer in microfinance, has reportedly been forced out of the bank he founded 30 years ago. The Center for Global Development's David Roodman discusses the impact his ouster will have on microfinance.
Besides being Martin Luther King Day, today is also a national day of service. It's a day on which Americans are being called upon to volunteer in their communities to try to make things better. Jacob Colker is the co-founder of an organization that offers ways to volunteer from your computer.