Tesla troubles: Speed bump or early signs of impending crash?

A worker walks past street art posters depicting Musk in World War Two Nazi German uniform, in London, Britain. Musk's leading role in the Trump administration – and vocal support for far-right politics in Europe – appears to be hampering Tesla's bottom line. — Reuters

NEW YORK: Tesla, the Elon Musk-run auto company, has had a turbulent time recently, fueled by its chief executive's close ties to Donald Trump and increased electric vehicle competition.

The mounting issues have sent the company's share price tumbling in recent weeks. Here are some of the biggest challenges it faces: