The Mumbai Police Crime Branch on Tuesday filed a supplementary chargesheet in MCOCA court against journalist Jigna Vora in the murder case of senior MiD Day journalsit J Dey. Vora,  a senior reporter who was working with The Asian Age, has been charged under various sections of IPC including murder, criminal conspiracy and destruction of evidence, besides stringent provisions of Maharashtra Control of Organised Crime Act (MCOCA) and the Arms Act.