THIRUVANANTHAPURAM: Shashi Tharoor, the UDF candidate of Thiruvananthapuram, launched an attack on the incident of lotus flashing when votes are casted for the congress at a polling booth in Chowara, Kovalam. The glitches in the voting machines are quite natural. However, how is lotus flashing always, asked Tharoor? We need a detailed inquiry and hope there will be one, he said.