Federal health agencies closed their investigations into the bacterial outbreak that sickened 104 people and was linked to onions on the fast-food chain's signature Quarter Pounders.
Patients often are in the dark about which organs remain and which were removed -- particularly the ovaries, which profoundly influence lifelong health.
The agency long benefited from broad bipartisan support. But Republican criticism has intensified, and new choices for top health posts hope to upend the organization.
At least 68 people have fallen ill in the outbreak believed to be linked to cucumbers sold in the United States and Canada, the Centers for Disease Control and Prevention said.
Working inside the government and out, he lobbied to improve the lives of people with H.I.V. and AIDS, particularly those who belonged to minority groups.
But over the years, the former congressman's views have often aligned with those of his potential boss, Robert F. Kennedy Jr. -- particularly on vaccine safety.
A Biden administration rule that imposed minimum rules on nursing levels may not survive, even though many homes lack enough workers to maintain residents' care.