Kaci Hickox, a nurse who treated Ebola patients in Sierra Leone, can move about as she pleases after a judge eased state-imposed restrictions on her, handing officials in Maine a defeat in the nation’s biggest court case yet over how to balance personal liberty, public safety and fear of Ebola.

Insisting she is perfectly healthy, nurse Kaci Hickox again defied the state’s Ebola quarantine Thursday by taking a bike ride with her boyfriend, and Maine health authorities struggled to reach a compromise that would limit her contact with others.