We’re tracking what happened to the hostages taken by Hamas on Oct. 7, 2023, from Israel. Dozens were freed or killed, and at least 20 are believed to be alive in Gaza. Israel’s military said ...

Israel says it has retrieved the body of a Thai hostage kidnapped into Gaza on Oct. 7, 2023, as it continues its military offensive across the strip, killing at least 22 people overnight ...

A clinical trial is defined by NIH as a research study in which one or more human subjects are prospectively assigned to one or more interventions (which may include placebo or other control) to ...