FB creates tool "to support France" via profile pic colors & Zuck says "safety check" will be activated more widely.pic.twitter.com/EtGW3ZRD79
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
More from FB on how they will activate "safety check" for "other serious and tragic incidents in the future." https://www.facebook.com/fbsafety/posts/930229667014872 …
Not saying this to condemn at all but FB deciding what is "serious and tragic" and keeping the signal useful is going to be.. so not easy.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.