VOICED: Horror in Haiti quake as thousands feared dead

The transcript describes a devastating earthquake in Port-au-Prince, causing massive destruction and loss of life. Buildings and infrastructure were heavily damaged, and basic services collapsed. The UN mission's headquarters were destroyed, with several peacekeepers confirmed dead. The US president and international community pledged support. The earthquake was particularly deadly due to its location along a fault line. Rescue teams are racing to aid survivors in the aftermath.

Why was the earthquake considered especially deadly?

What challenges do rescue teams face in the aftermath of the earthquake?