Elon Musk is investigating allegations of coordinated online strategies by Vice President Kamala Harris's presidential campaign on X.The Harris campaign is accused of using Discord to coordinate volunteers to suppress criticism and manipulate X's Community Notes feature.Volunteers are allegedly downvoting Community Notes that contradict or criticize Harris's posts and using unrelated hashtags to boost engagement.Philadelphia DA has filed a lawsuit against Elon Musk's PAC, alleging improper electoral influence through a voter sweepstakes.