India, Nov. 24 -- Senuran Muthusamy struck his first Test century and Marco Jansen hammered 93 to guide South Africa to a commanding 489 on day two of the second match against India on Sunday. Muthusamy made 109 and put on 97 runs for the eighth wicket with Jansen, who was the last wicket to fall in the final session in Guwahati. Jansen hung on with number nine and 10 after he reached his fourth Test half-century and surpassed his previous best of 84 in the longer format. The hosts reached nine for no loss in 6.1 overs at stumps.P14...