NEW DELHI, July 22 -- The Indian Navy will on Wednesday commission the second locally built Mahe-class anti-submarine warfare shallow water craft Malvan in Kochi, officials said on Tuesday. It will be the seventh India-made warship to be inducted into the navy this year, the officials said. Malvan, constructed by Cochin Shipyard Limited and featuring over 80% local content, will enter service in the presence of Chief of the Air Staff Air Chief Marshal AP Singh and Western Naval Command chief Vice Admiral Sanjay Vatsayan. The warship's chief roles include sub-surface surveillance, search and attack missions and coordinated anti-submarine operations. htc...