FILE- In this May 7, 2018, file photo Microsoft CEO Satya Nadella looks on during a video as he delivers the keynote address at Build, the company's annual conference for software developers in Seattle. Microsoft announced Monday, May 6, 2019, an ambitious effort to make voting secure, verifiable and reliably auditable with open-source software that top U.S elections vendors say they will explore incorporating into new and existing voting equipment. (AP Photo/Elaine Thompson, File)
Microsoft CEO Satya Nadella looks on during a video as he delivers the keynote address at Build, the company's annual conference for software developers in Seattle. Microsoft announced Monday, May 6, Show more

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