Eleven gubernatorial races are within 4 percentage points, according to the latest New York Times/CBS News/YouGov poll.
After coming under criticism for his decision to quarantine a nurse, Christie appeared on the "Today" show to defend the policy and criticize the CDC.
The U.S. CDC has provided guidelines aimed at building a national standard on the way to handle the Ebola virus.
Georgia and Minnesota instituted new Ebola restrictions Monday, the same day N.J. and N.Y. eased mandatory quarantine requirements.
Nurse Kaci Hickox, who returned to the U.S. after treating patients in Sierra Leone, has described her quarantine experience as "frightening."
The "fast-moving situation" of Ebola in New York led to miscommunication, de Blasio said, but he has a history of being slighted by Cuomo.
AIDS activists have joined health experts in opposing mandatory quarantines for U.S. health workers returning from West Africa.
Illinois has also introduced a quarantine policy for "high-risk" travelers coming from West Africa.
Candidates need to figure out a strategy for reaching voters who don’t have TVs — and they’re running out of time.
The boy was vomiting and had a 103-degree fever. His family is being quarantined in their apartment.
New York, New Jersey and Illinois implemented a mandatory 21-day quarantine aimed at people returning from Ebola-hit countries.
Quarantined Ebola nurse Kaci Hickox says she has hired a lawyer to challenge her mandatory isolation.
Samantha Power's trip comes as three U.S. states begin mandating quarantines for health workers returning from the Ebola-stricken region.
Six weeks of summaries reviewed by NBC News paint a grim picture of the situation in the three Ebola-stricken countries in West Africa.
The U.S. Ambassador to the United Nations is visiting West Africa, as more stringent quarantine regulations take hold in some states.
After spending a month fighting Ebola in Sierra Leone, a nurse who tested negative for the disease calls for more "humanity" toward returning health care workers.
The unidentified woman had been working with the group Doctors Without Borders in treating Ebola virus disease patients in Sierra Leone.
"A voluntary Ebola quarantine is not enough," said Cuomo. He and Christie imposed mandatory quarantines for travelers at high risk for Ebola.
No evidence has been found to link NYC hatchet attacker Zale Thompson to any terrorist organization.
Crowded subways and germy cabs make New York a perfect candidate for an outbreak, but the city's public health system is ready to stop one.
New York City subway riders don't need to worry about catching Ebola -- it requires direct contact with an infected person's body fluids.
Officials insist that Bellevue Hospital, NYC's official Ebola treatment center, is capable of handling Ebola patients. But concerns remain.