I try to stay current on world events. Odds are if something is going on, I know (at least) a little something about it. But every once in a while reality jumps up and bites you.
Take, for instance, the top 7 suppliers of oil to the USA. Can you name the #1 supplier? (ANSWER)
How about the top 7 suppliers? Together they account for 70% of US oil imports. Can you name them? (ANSWER)
Surprised? I was. Here's more info on oil imports, for what it's worth.