Tesla, the electric vehicle maker led by Elon Musk, saw global sales drop 13.5%, marking the second consecutive quarter with double-digit declines.

Tesla is headed for another year of shrinking sales after it posted a second straight drop in quarterly deliveries, dragged down by CEO Elon Musk's right-wing political stances and an aging vehicle line-up that has turned off some buyers.

Tesla's electric vehicle sales plunged in the second quarter as the company continues to face a backlash from CEO Elon Musk's political turn. Why it matters: EVs are an essential source of cash flow for Tesla as it pursues ambitious projects like self-driving cars and humanoid robots.