If we make a factual error we will correct it and note it on the original item. This will be clearly marked as "CORRECTION" at the bottom of the article, with the date of the modification and an explanation.
If the mistake is significant we will take down a story and leave an explanation.
Here is a list of corrections made:
October 30,2018: We corrected the date of this crash. January, 25, 2019: This fact-check was rewritten to change the focus to the numerous locations where it was falsely claimed the original photo was taken. February 18, 2019: We edited this fact-check to clarify that while Nigeria's presidential elections were delayed until February 23, 2019, the governorship and state assembly elections were rescheduled for March 9, 2019.