Shock waves across Chennai

      A person was hacked to death by unidentified men in Chennai's Nandanam area on Monday, sending shock waves across the city.
      This case is sixth such incident in the month of June.The victim, identified as Velu, is believed to be a gangster and his killers are suspected to be from a rival gang.The recent killings have left the residents terrified. The Police have stepped up security and increased night patrolling.
       The incident comes three days after, a 24-year-old woman employee of Infosys was stabbed to death at a railway station here by an unidentified person on Friday.The woman, identified by police as S Swathi, was waiting on the platform to board a train when a man approached her. They were seen arguing by others.
Suddenly, the man took out a knife and attacked her. She reportedly died on the spot.