The world's developed countries have promised to raise $100 billion per year in climate-change aid to poor countries by 2020. That's looking increasingly unlikely.
Let's increase foreign aid by $1.47 trillion a year. The reasons not to are quite weak.
John on his own work to fight AIDS, and on how well he thinks Barack Obama and David Cameron are faring on the subject.
Egypt gets far more tanks and planes than it could possibly use. But the aid helps create jobs in the United States.
Development experts say the reforms could help feed millions. But lawmakers are worried about the hit to U.S. farmers and merchant mariners.