Forum:Cant upload picture from Wikipedia

I'm trying to upload the US Flag on American Law, Sims, E-Wrestling wikis and it said the file is corrupted. How do I get a nice US Flag be uploaded to the site? Sundogs American Law Wiki • Apple Wiki 14:57, October 3, 2010 (UTC)

edit: I found a way to do it. But, the article does not immediately shows the flag. Why is this? Sundogs American Law Wiki • Apple Wiki 15:14, October 3, 2010 (UTC)