Now Playing: 05-14-12 Marketplace

It's been a few days since JPMorgan's $2 billion loss was announced, but New York bureau chief Heidi Moore tells us why it's a warning we shouldn't soon forget. We take a look at the housing market in three different cities across the U.S. Will President Obama's support of same-sex marriage lead to a windfall of campaign contributions from the gay community? There's more turmoil in Europe at the hands of Greece. And John Hoffman, executive producer of the HBO documentary "The Weight of the Nation," discusses America's obesity epidemic.