The department tweeted a message that included McCain’s old code name from when he was the 2008 Republican presidential nominee:
McCain died on Saturday at the age of 81 after a battle with brain cancer. He will lie in state in the rotunda of the Arizona state Capitol on Wednesday and in the U.S. Capitol Rotunda on Friday before a memorial service at the Washington National Cathedral on Saturday.
McCain will be buried on Sunday at the U.S. Naval Academy Cemetery in Annapolis, Maryland.