“Billionaire Elon Musk’s super PAC launched digital ads in key Senate battlegrounds this month, the group’s first significant advertising spending since last year’s state Supreme Court race in Wisconsin,” NBC News reports.“The new digital ads are running in Maine, Michigan and New Hampshire target specific lists of people and urge viewers to register to vote, according to a review of Meta political ad data. Some ads are generic, featuring reminders that the Senate races in their states could decide control of the chamber.”