KARACHI, Feb 4: The second Open tennis championship would commence at Karachi Gymkhana courts from Feb 11. To be held under the aegis of Sindh Tennis Association (STA), it would be contested in men’s and women’s singles, boys U-17, U-15, U-13, U-11, U-9 singles, men’s doubles, boys U-15 doubles and seniors (over 45) doubles. Entries should be submitted to secretary, STA, latest by Feb 9.