Elon Musk arrived in Washington as the most powerful political outsider ever, brimming with Silicon Valley swagger and bipartisan buy-in for his goal of streamlining the federal government. He's leaving with his reputation in tatters,

Even the perma-bull crowd of analysts covering Tesla warned of sorely disappointing results in Q1, a view signaled by the poor deliveries for the quarter reported in early April. But the numbers released after the market close on April 22 were much,