Yesterday, The Haitian Red Cross released its first estimate of the death toll after Tuesday's earthquake. It said between 45,000 and 50,000 people might have died. As the body count rises, relief efforts are intensifying. President Obama promised $100 million and more than 5,000 soldiers and marines, but the aid workers are facing many obstacles reaching the victims.

"We drove through various neighborhoods. The slums on the hillsides have all collapsed. Port-au-Prince is a concrete jungle reduced to rubble. There are many many buildings, schools houses that still have people trapped under them."