"CRE are nightmare bacteria, " CDC director Dr. Tom Frieden said in a statement.

CNN: CDC: 'Nightmare bacteria' spreading

"This year looks like it will be the highest-ever uptake of seasonal vaccine, " Dr. Tom Frieden, the director of the Centers for Disease Control and Prevention told reporters.

MSN: Seasonal flu vaccine could run short, CDC says

He met with Homeland Security Adviser John Brennan, Education Secretary Arne Duncan, Centers for Disease Control and Prevention Director Tom Frieden, Homeland Security Secretary Janet Napolitano, Commerce Secretary Gary Locke and Health, and Human Services Secretary Kathleen Sebelius, among others.

CNN: Use 'common-sense' steps against H1N1 virus, Obama says

CNN's Tom Cohen, Terry Frieden, and Deirdre Walsh contributed to this report.

CNN: House holds Holder in contempt

CNN's Kate Bolduan, Tom Cohen, Carol Cratty, Terry Frieden and Alan Silverleib contributed to this report.

CNN: Oversight committee files contempt case against Holder