Latin America: The past week's high political turmoil in Ecuador is about more than oil or bananas. It's about a terrifying descent into instability that could hit every country in the hemisphere. The turmoil in the tiny South American country shows no sign of ending. Another president was thrown out — the third in a decade. His successor is widely regarded as an ignorant weakling. And no one thinks he's going to last. After all, Ecuador has had seven presidents since 1995. Maybe that's why Secretary of State Condoleezza Rice turned her attention from a milestone NATO treaty signing in...