![Dallas Cowboys quarterback Tony Romo (9) talks with trainers after he appeared to be injured, but returned to the game, during the second half against the Washington Redskins Monday, October 27, 2014 at AT&T Stadium in Arlington. (G.J. McCarthy/The Dallas Morning News)](https://webarchive.library.unt.edu/dentonfracking/20141029222351im_/http://www.dallasnews.com/incoming/20141029-ns_27cowslede41gm_40492755_306657.jpg.ece/ALTERNATES/w460/ns_27cowslede41gm_40492755_306657.JPG)
![Dallas Cowboys quarterback Tony Romo (9) talks with trainers after he appeared to be injured, but returned to the game, during the second half against the Washington Redskins Monday, October 27, 2014 at AT&T Stadium in Arlington. (G.J. McCarthy/The Dallas Morning News)](https://webarchive.library.unt.edu/dentonfracking/20141029222351im_/http://www.dallasnews.com/incoming/20141029-ns_27cowslede41gm_40492755_306657.jpg.ece/ALTERNATES/w460/ns_27cowslede41gm_40492755_306657.JPG)
G.J. McCarthy/The Dallas Morning News
![US President Barack Obama (R) thanks Ebola survivor Dr. Kent Brantly (L) after speaking in the east room of the White House October 29, 2014 in Washington, DC. Obama spoke about the administrations' efforts to combat Ebola in the US and abroad.AFP PHOTO/Brendan SMIALOWSKIBRENDAN SMIALOWSKI/AFP/Getty Images](https://webarchive.library.unt.edu/dentonfracking/20141029222351im_/http://www.dallasnews.com/incoming/20141029-534854286_40514666.jpg.ece/ALTERNATES/w140/534854286_40514666.JPG)
Fort Worth Ebola survivor joins Obama to plead for West Africa volunteers 04:13 PM
Obama warned that the U.S. "can't hermetically seal ourselves off" from the rest of the world, in remarks pointedly aimed at state-level quarantine efforts.
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