Haitians pass destroyed buildings in Port-au-Prince. (PHOTO CREDIT: THONY BELIZAIRE/AFP/Getty Images) FROM CNN's Jack Cafferty: With Haiti facing a humanitarian crisis of epic proportions – the U.S. is in the crosshairs of a massive relief effort. President Obama says the U.S. government will lead a "swift, coordinated and aggressive effort to save lives" following the … Continue reading Should U.S. lead international response to Haiti earthquake?