Quarantines are determined state by state in the U.S., and federal health officials are only empowered to issue guidelines.
The state's Ebola protocols mean Kaci Hickox will have to stay in her house for 21 days after her last possible exposure to the disease.
17:20 Mexico says will 'not accept' unilateral U.S. immigration policies14
19:51 Amid protests, UK lawmakers debate downgrading Trump visit26
19:44 Shadow president or mere shadow? In Europe, Pence seeks to reassure allies unnerved by Trump14
11:30 Pence and Merkel embrace NATO but differ on transatlantic partnership22