User talk:188.77.66.136

May 2019
Please do not add or change content, as you did at Casualties of the September 11 attacks, without citing a reliable source. Please review the guidelines at Citing sources and take this opportunity to add references to the article. Thank you. David J Johnson (talk) 21:16, 6 May 2019 (UTC)
 * If this is a shared IP address, and you did not make the edits, consider creating an account for yourself or logging in with an existing account so you can avoid further irrelevant notices.