Anil Ambani's Reliance Group companies have filed a Rs 5,000 crore defamation suit against Congress-owned National Herald, claiming an article published in the newspaper regarding the Rafale fighter jet deal was "libellous and derogatory".They also filed a second, similar suit against Gujarat Congress leader Shaktisinh Gohil seeking Rs 5,000 crore in damages for defamation.The two suits...