I would just want to wish President Obama the best of luck, and that he should bear in mind that just as he is a good person, there are many of us presidents in Latin America who are also good people.
Plutonium is so hazardous that if you had a fully developed nuclear economy with breeder reactors fueled with plutonium, and you managed to contain the plutonium 99. 99 percent perfectly, it would still cause somewhere between 140,000 and 500,000 extra lung-cancer fatalities each year.