We'd like to help. Here's our Help Center article which has more info on "Harassment and cyberbullying policy" and what you can do to report: https://goo.gl/JjViN9 . Hope this helps.
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
We'd like to help. Here's our Help Center article which has more info on "Harassment and cyberbullying policy" and what you can do to report: https://goo.gl/JjViN9 . Hope this helps.