Former Kaduna State Governor, Nasir El-Rufai, has slammed the National Security Adviser, Nuhu Ribadu, accusing him of “serious amnesia” over his denial of past comments allegedly made against President Bola Tinubu. Ribadu had, through his lawyer, Dr. Ahmed Raji (SAN), demanded a public apology and retraction from a Peoples Democratic Party’s chieftain,  Naja’atu Muhammad,  who