Flu Outbreak Strikes Air Force Base After Vaccine Mandate Lifted
WHO:
The Guardian - Defense Secretary Pete Hegseth ended the mandatory flu vaccination for the military.
The Guardian - At least 159 recruits at Lackland Air Force Base have fallen ill.
ABC News - Two sources confirmed the flu outbreak among Air Force recruits.
WHAT:
The Washington Post - More than 150 troops at Lackland Air Force Base in Texas have been infected with influenza over the past three weeks.
The Guardian - About 46% of adults were vaccinated against influenza in the 2025-26 cold season, according to the Centers for Disease Control and Prevention (CDC).
The Guardian - An influenza outbreak has sickened more than 150 recruits in training at Lackland Air Force Base.
CBS News Politics - Dozens of service members at Lackland Air Force Base have fallen ill with the flu.
The Guardian - After the vaccine mandate was lifted, only about 40% of recruits opted to get vaccinated.
WHERE:
The Guardian - Lackland Air Force Base is located in San Antonio, Texas.
The Guardian - Lackland is part of Joint Base San Antonio, a 70,000-member installation.
WHEN:
The Guardian - Keon McDaniel died on 16 June after experiencing a “medical emergency”; the cause is under investigation.
WHY:
The Washington Post - The outbreak occurred less than two months after Defense Secretary Pete Hegseth said American troops would no longer be required to be vaccinated against the flu.
The Guardian - Pete Hegseth cited the need for bodily autonomy for servicemembers as the reason for ending the mandatory flu vaccination.
The Guardian - Hegseth stated, “We’re seizing this moment to discard any absurd overreaching mandates that only weaken our war fighting capabilities.”
HOW:
The Guardian - Recruits at Lackland live in communal settings, eating together and sleeping in dormitories, which are known to be vulnerable to outbreaks of airborne illness.
The Guardian - Recruits at Lackland had been ordered to be vaccinated against the flu as part of containment efforts.
(UPDATED June 19, 2026 06:42 UTC)
More than 150 troops at Lackland Air Force Base in Texas have been infected with influenza over the past three weeks. This outbreak comes less than two months after Defense Secretary Pete Hegseth announced that American troops would no longer be required to receive the flu vaccine. The situation highlights the ongoing challenges faced by military health officials in managing infectious diseases.
--
(UPDATED June 19, 2026 04:23 UTC)
About 46% of adults were vaccinated against influenza during the 2025-26 cold season, according to the Centers for Disease Control and Prevention. Meanwhile, recruits at Lackland live in communal settings, sharing meals and sleeping in dormitories, which makes them particularly vulnerable to outbreaks of airborne illnesses. This combination of low vaccination rates and close living quarters raises concerns about the potential spread of flu among these individuals.
--
(UPDATED June 19, 2026 01:55 UTC)
An influenza outbreak has sickened over 150 recruits in training at Lackland Air Force Base in San Antonio, Texas, following the recent decision by Defense Secretary Pete Hegseth to end the mandatory flu vaccination for military personnel. Reports indicate that only about 40 percent of recruits chose to get vaccinated after the mandate was lifted, and tragically, one recruit, Keon McDaniel, died on June 16 after experiencing a medical emergency, with the cause still under investigation. The flu outbreak has raised concerns among service members, as dozens have fallen ill, prompting discussions about the impact of lifting vaccination requirements on military readiness.