In Kerala, arrested PDP chairman Abdul Nazar Madani has been brought to Thiruvananthapuram airport from Anvarasseri, Kollam under tight security. Madani will be flown to Bangalore by the Karnakta police that has arrested him in connection with Bangalore serial bomb blast of 2008.Earlier during the day, as the arrest warrant issued by a Karnatak court against him was to expire today, Madani had disclosed in a press conference that he was ready to surrender before a local court.However, amid tight security and mounting tension he was arrested by the Karnataka Police personnel who were camping at Kollam for a week. Meanwhile, PDP has decided to observe black day tomorrow.