https://www.cnbc.com/2018/05/18/vietnam-formally-launches-investigation-into-uber-grab-merger.html > Vietnam's Ministry of Industry and Trade on Friday officially launched an investigation into the takeover of Uber Technologies' Southeast Asia business by rival Grab, the ministry said. > The investigation will take 180 days, with the possibility to be extended by up to 120 days, the ministry said in a statement.