(AllHipHop News) Def Jam co-founder/Hip-Hop mogul Russell Simmons has thrown in his support for a controversial mosque being built near the site of the 9/11 terror attack in Manhattan in 2001. Simmons has placed a series of religious symbols on the panes of his Liberty St. penthouse, which spells out the word "Co-Exist." Other messages in the windows of Simmons' home include "It's the Law" and "USA is Free." The $100 million mosque, which is just two blocks away from ground zero, has been a lighting rod for controversy. "This is compelling for Russell because he lives here and he's...