Elon Musk's pledge to give away $1 million a day to voters for signing his PAC's petition is prompting questions about its legality.

Elon Musk is giving away big bucks to random voters who sign a petition from his political action committee. But there's a catch — and it's raising concerns about possible campaign finance violations.

At least one election law expert is already questioning the legality of Musk’s million-dollar giveaway for supporters of his PAC’s petition.