Sources: wealthy Californians are quietly mobilizing on WhatsApp and calls in a long-shot bid to oust Rep. Ro Khanna, who supports a controversial wealth tax (Theodore Schleifer/New York Times)

Theodore Schleifer / New York Times:
Sources: wealthy Californians are quietly mobilizing on WhatsApp and calls in a long-shot bid to oust Rep. Ro Khanna, who supports a controversial wealth tax  —  It's hard right now to be a progressive Democrat in the heart of America's tech industry.  —  Representative Ro Khanna …