Credit: Photo: Marcello Casal Jr, Agência BrasilA United Nations vehicle patrols the streets of the Bel-Air neighborhood of Port-au-Prince in the aftermath of the catastrophic 2010 Haiti earthquake. The earthquake occurred at 16:53 local time (21:53 UTC) on Tuesday, 12 January 2010. An estimated three million people were affected by the earthquake, with an estimated 280,000 buildings severely damaged or destroyed.