Pandemic Level Raised to 4

27 April 2009 -- The Emergency Committee, established in compliance
with the International Health Regulations (2005), held its second
meeting on 27 April 2009. The Committee considered available data on
confirmed outbreaks of A/H1N1 swine influenza in the United States of
America, Mexico, and Canada. The Committee also considered reports of
possible spread to additional countries. On the advice of the
Committee, the WHO Director-General has raised the level of influenza
pandemic alert from the current phase 3 to phase 4.