*'''30 April.''' DNC hires CrowdStrike, a private firm, to install software that is meant to identify who gained access, when, and how. The next day, on May 1st, CrowdStrike determines that the "intrusion had originated in Russia," although they would later retract. | *'''30 April.''' DNC hires CrowdStrike, a private firm, to install software that is meant to identify who gained access, when, and how. The next day, on May 1st, CrowdStrike determines that the "intrusion had originated in Russia," although they would later retract. |