In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].

A nurse's release Tuesday from an Atlanta hospital leaves a single person in the United States now battling Ebola, though she and others -- including President Barack Obama -- stressed the fight against the deadly virus isn't over. "While this is a day for celebration and gratitude, I ask that we not lose focus on the thousands of families who continue to labor under the burden of this disease in West Africa," said 29-year-old Amber Vinson. About two weeks ago, Vinson became the second nurse from Texas Health Presbyterian Hospital Dallas to get the virus while caring for Thomas Eric Duncan, a Liberian man who began showing Ebola symptoms after arriving in Texas and died of it there. She and Nina Pham -- the other Dallas nurse who was discharged from a National Institutes of Health facility in Maryland on Friday -- are differ from the handful of other U.S. Ebola cases in the United States because they caught the disease in America, rather than contracting it in West Africa.Discharged nurse asks that we don't "lose focus" on those suffering in West AfricaU.S. cannot "react based on our fears," President Obama saysU.S. diplomat arrives in Liberia to show "solidarity"There's now only one person, a doctor in New York, with Ebola in the United States 
 Question:Even without more cases, _ remains a hot topic of conversation around the country.
Ebola

(CNN) In their final meeting before pivotal nominating contests Tuesday in Ohio and Florida, the four remaining Republican presidential candidates are sharing a debate stage once again -- this time in Miami, where CNN's Jake Tapper takes the reins as moderator. Here are a few of the most memorable lines from Donald Trump, Ted Cruz, Marco Rubio and John Kasich. (For the blow-by-blow, check out the CNN live blog.) Trump makes the case he's bringing in new voters to the GOP: "One of the biggest political events anywhere in the world is happening right now with the Republican Party. Millions and millions of people are going out to the polls and they are voting. ... The Republican establishment, or whatever you want to call it, should embrace what's happening."Trump on Trump's success: "The Republican establishment, or whatever you want to call it, should embrace what's happening"Rubio: "I'm against any changes to Social Security that are bad for my mother"Kasich: "I'd be maybe running for president of Croatia if it weren't for immigration" 
 Question:Kasich perhaps leaving some room for contesting _ at the convention: "Math doesn't tell the whole story in politics."
Donald Trump

Two former police officials who quit their jobs in Parma, Missouri, have revealed what they say are the real reasons they stepped down. A black woman, Tyus Byrd, was recently elected mayor of the town over the white incumbent candidate Randall Ramsey, MailOnline reported earlier this week. Six city officials quit their jobs shortly after Byrd won, according to multiple reports. Two of those individuals - Trish Cohen, Parma's former police chief, and Rich Medley, the town's former assistant police chief - recently spoke to NBC News. Scroll down for video Speaking out: Trish Cohen, Parma's former police chief, and Rich Medley, the town's former assistant police chief, quit their jobs with the city. Tyus Byrd, who is black, was recently elected mayor. Cohen has said she and Medley feared for their safety, and their home addresses had been shared online by Byrd's family membersTyus Byrd, who is black, was recently elected mayor of Parma, MissouriShe beat the white current mayor Randall RamseySix city officials quit their jobs shortly after Byrd wonTwo of those individuals are Trish Cohen, Parma's former police chief, and Rich Medley, the town's former assistant police chiefCohen has said she and Medley feared for their safety, since their home addresses had been shared online by Byrd's family membersMedley has said after being told by Byrd's supporters that Parma's police officers were going to be fired, he decided to quitByrd has said she doesn't know what the 'safety issues' were and that she 'never said anything about cleaning house' 
 Question:Referring to Byrd, Cohen told _ 'You can't have an anti-police mayor, and that's the way she made me feel.'

NBC News