FEMA denies allegations it suppressed report on shelters used by Katrina victims . It has done two studies for EPA on conditions in the trailers . `` This appears perhaps to be the tip of an iceberg . '' FEMA , however say there were short - term , more comprehensive study in the works .
FEMA denies allegations it suppressed report on shelters used by Katrina victims . It has done two studies for EPA on conditions in the trailers . FEMA , however say there were short - term , more comprehensive study in the works .