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.
An extreme heat wave off California's coast seemed like an anomaly 10 years ago. But as the ocean warms, the catastrophe may be a glimpse of the future.