Bengaluru, Jan. 9 -- Regional language publishing platform Pratilipi is in talks to raise $15-20 million in fresh capital from new and existing investors, including Omidyar Network and Nexus Venture Partners, two people close to the development said. One of the new investors could be a Chinese investment firm, the people cited above said. Mint could not immediately ascertain the name of the investor. Both of them requested anonymity as the discussions were confidential....