Thousands of Ventura County residents are getting letters this week telling them that some vaccinations and medications they received from county clinics may be ineffective.
The letters say as a precaution, those impacted need to get new vaccinations.
KCLU’s Lance Orozco gives us a look at the situation.
More information can be found at the Ventura County Health Care hotline (8 a.m. to 8 p.m. weekdays) (805) 652-7660, and online here.