CDC Newsfeed Af admin Lassa Fever Suspected in Death of U.S. Traveler Returning from West AfricaMore cases reported in E. coli outbreak linked to McDonald’s Quarter Pounders; Taylor Farms recalls onions sent to restaurantsCDC Recommends Second Dose of 2024-2025 COVID-19 Vaccine for People 65 Years and Older and for People Who are Moderately or Severely ImmunocompromisedCDC Recommends Lowering the Age for Pneumococcal Vaccination from 65 to 50 Years OldSevere E. coli outbreak in Mountain West states linked to McDonald's Quarter Pounders; McDonald's removes suspect ingredients temporarily