We've been covering this issue for weeks at @atlblog; see @stacizaretsky's "Pink Ghetto" series.
And @stacizaretsky broke the Judge Grewal story back in January: http://bit.ly/1Zs9WOM
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
And @stacizaretsky broke the Judge Grewal story back in January: http://bit.ly/1Zs9WOM