Civil engineering quake expert heads to Haiti to assess buildings . Reginald DesRoches says the quake was `` really the worst of all cases '' Essentially , we go about tagging them : red for unsafe ; green for safe ; yellow for something in between . DesRoches is a native of Haiti ; his uncle died in the quake 's aftermath . He said he has been working with local authorities and international aid groups for months, but that they have not yet received any official reports from the government or relief agencies about what happened on Tuesday night.
Civil engineering quake expert heads to Haiti to assess buildings . Reginald DesRoches says the quake was `` really the worst of all cases '' DesRoches is a native of Haiti ; his uncle died in the quake 's aftermath . He said he has been working with local authorities and international aid groups for months, but that they have not yet received any official reports from the government or relief agencies about what happened on Tuesday night.