The primary isn’t until early June, but the CA-17 race between five-term incumbent Ro Khanna and tech founder Ethan Agarwal is already getting nasty. Agarwal entered the race in March, backed by a roster of prominent tech billionaires largely in response to Khanna’s public support for a proposed California ballot measure that would impose a one-time 5% tax on residents worth more than $1 billion. Agarwal, for his part, has been going after Khanna by primarily citing his stock trades while in