The World Health Organization has warned that its largest global laboratory network is on the brink of collapse unless new funding is secured to replace the support lost after President Donald Trump’s order to withdraw from the United Nations agency.

But startling research about the virus unfortunately tells a new and very different story, recasting what was previously known about how measles works and making clear why the Trump administration’s approach to vaccines is nowhere even close to meeting the moment.

The interim guidance document was shared with staff Thursday in the CDC’s National Center for Immunization and Respiratory Diseases, or NCIRD, and specifically its Influenza Division — but it was worded broadly, referring to CDC staff in general in its body text. It’s not clear how many other CDC divisions received the memo.

For a community to be protected against contagious diseases, enough residents need to be vaccinated to provide “herd immunity.”

Mexico has issued a warning to its citizens asking them not to travel to Texas and seven other states in the U.S. due to a measles outbreak.

Update: The Texas measles outbreak has grown to 146 cases, with the first child fatality reported. Residents are urged to get vaccinated.

A measles outbreak in West Texas has people across the state curious about their communities. You can check the vaccination rates in your district and county here.

The measles outbreak rapidly spreading across West Texas has grown, bringing the total number ... affects children. According to the World Health Organization (WHO), it infects the respiratory tract before spreading throughout the body.

At least 124 people have been infected in the fast-spreading outbreak. Health and Human Services secretary Robert F. Kennedy Jr. said "we have measles outbreaks every year."

According to the World Health Organization, an estimated 10.3 million people were infected with measles in 2023 and 107,500 died. Most were unvaccinated.

Amid the spreading surge in Texas and nearby states ... affects children. According to the World Health Organization (WHO), it infects the respiratory tract before spreading throughout the body. The virus is highly contagious; so contagious, in fact ...

The outbreak is primarily affecting West Texas, but officials in San Antonio, New Braunfels and San Marcos are monitoring cases after an infected person recently visited the area, according to the Texas Department of State Health Services.