Just to confirm, if the person is spamming your live chat while you're streaming. You can go ahead and report them. Here's how you can do that: https://goo.gl/wFT3xt . Hope it 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
Just to confirm, if the person is spamming your live chat while you're streaming. You can go ahead and report them. Here's how you can do that: https://goo.gl/wFT3xt . Hope it helps!