Health officials at the Center for Disease Control have reportedly been ordered to stop working with the World Health Organization, following Trump's criticisms on the agency.

Staff at the Centers for Disease Control and Prevention have been told to halt all communication with the World Health Organization.

U.S. public health officials have been told to stop working with the World Health Organization, effective immediately.

U.S. Centers for Disease Control and Prevention (CDC) staff have been ordered to cut communication with the World Health Organization

The directive to the CDC to halt communications with the World Health Organization was imposed to comply with President Trump's executive order.

Staff at the U.S. Centers for Disease Control and Prevention (CDC) have been told to stop communication with the World Health Organization (WHO), in the wake of President Donald Trump's order withdrawing from the health agency.

President Trump last week issued an executive order to begin the process of withdrawing the US from WHO, but that did not take immediate effect. Leaving WHO requires the approval of Congress and that the US meets its financial obligations for the current fiscal year.

A U.S. Centers for Disease Control and Prevention official, John Nkengasong, sent a memo to senior ... which said the stop-work policy applied to "all CDC staff engaging with WHO through technical ...

US experts said the sudden pause came as a surprise and would set back efforts to contain health threats abroad. View on euronews

The United States Centers for Disease Control and Prevention (CDC) has been ordered to stop all collaboration with the World Health Organization (WHO) immediately. The order was passed in a memo from CDC official John Nkengasong to senior leaders in the agency.

The memo comes after Trump, in addition to dozens of other executive orders, pulled the U.S out of the WHO last week.