Port Blair, Feb 25: K.P Mammu of Andaman & Nicobar Islands created a National Record in 100 Mt at the 39^th National Masters Athletic Championship today at Bangalore. Mammu also won silver medal in 200 mt category. On this occasion Shri T.K. Jijith Rekh, President, Athletic Association of Andaman & Nicobar Islands has congratulated him for his success.