Re: Spoilers, Guess who's in the 50th Annivesary Special
Not necessarily the end of the War. The Comic-Con trailer shows Time Lords and Daleks engaged in battle, presumably this is just some random battle taking place at any point in the Time War.
"Internet message boards aren't as funny today as they were ten years ago. I've stopped reading new posts." -The Simpsons 20th anniversary special.