A woman was beaten up by police today for showing black flag to the Congress President Sonia Gandhi in Tumkur, during the birthday celebration of Siddaganga Math head. A young woman tried to disrupt Mrs Gandhi's speech during the ceremony. As she began her speech, the woman, seated among the audience, suddenly rose and waved a black flag demanding Scheduled Caste (SC) status for her community Madiga Dandora. The police immediately swung into action and beat her up. She was then take away from the venue even as some of her supporters shouted slogans.