Centers for Disease Control and Prevention

Nearly 2,000 confirmed cases are linked to contaminated shredded iceberg lettuce served at Taco Bell restaurants.

Tomas Thor

The Ruby Princess returned to San Francisco on Thursday as scheduled.

Wiktoria Gucia

“Thank you for putting up with my dysfunctional self,” Kennedy told staff.

Wiktoria Gucia

The president circumvented his health chief in his nomination for the embattled CDC.

Annabella Rosciglione

The president made a telling move during his nightmare week, one political analyst says.

Erkki Forster

It can hospitalize up to 90 percent of those who catch it.

Tamilore Oshikanlu