MUMBAI, April 9 -- The Mumbai crime branch (CB) has filed a 700-page chargesheet in the Esplanade court in connection with the murder of Shiv Sena (UBT) leader Abhishek Ghosalkar, claiming he was shot dead by 'social activist' Mauris Noronha aka Mauris Bhai, who nursed a deep grudge against him. The chargesheet includes CCTV footage of Noronha's office as the main evidence, as well as statements of 72 witnesses including his personal assistant, auto rickshaw drivers and women present near his office, said police officials....