Wholf on 27 June 2014
http://blog.us.playstation.com/2013/06/07/the-last-of-us-neil-druckmann-on-creating-a-future-classic/
"I think the world is ripe for more stories, but as far as the journey Joel and Ellie goes on it ends with this game. We were very conscious that we didn’t want to leave this story dangling. If we never do a sequel we’re ok with it, because we told the story we needed to tell."
- Neil Druckmann
So I guess that they're going to tell a completely new story.
