https://www.reuters.com/article/us-alphabet-uber-ruling/uber-lawyer-says-board-ex-ceo-knew-of-evidence-withheld-from-waymo-case-idUSKBN1DT2XT >Uber Technologies Inc's former chief executive and some board members knew of a letter alleging employees had stolen trade secrets, but the document was withheld from a high-stakes lawsuit, a company attorney testified on Wednesday.