The White House reportedly asked Elon Musk for help expanding electric-vehicle usage even after the billionaire's past taunts of Biden on the issue

• The White House asked Elon Musk for help expanding electric vehicle charging stations, the Washington Post reported.
• Musk's Tesla sells the highest number of electric vehicles in the country.
• The billionaire has taunted Biden in the past over electric vehicles, and the Post said Tesla officials made no firm commitments.

Elon Musk and President Joe Biden may not be friends — but the White House still asked the billionaire to help tackle the climate crisis.