Following the attacks, the India Navy said it will deploy guided missile destroyer ships in the Arabian Sea, in an effort to "maintain a deterrent presence".
Analysis of the area of attack and debris found on the ship pointed towards a drone attack and further forensic and technical analysis will be required to ascertain all the details, Navy officials said.
Kerala High Court today reserved for orders the petition of two Italian marines, arrested from a merchant vessel in connection with the shooting to death of two Indian fishermen off Kerala waters in February this year, seeking translated copies of police report and case documents.