Salutations upon Husayn, Ali ibn Husayn, the children of Husayn, and the companions of Husayn. What has happened in your city that the doors and the walls have been covered all in black? Who is so famous that has passed away and has made this whole city mourn and grieve? But is "who was" Imam Husayn (A) more important that "what he raised his flag for"? Ayatollah Sayyid Ali Khamenei explains.