Here's the reaction from CNBC's Jim Cramer on U.S. President Donald Trump's proposed 50% tariff on copper. Bad news for data centers and Tesla, he reckons. Tesla shares are up 1.3% in premarket action ...

Key Points Tesla stock fell after Dan Ives issued a report saying Elon Musk's new political party was "exactly the opposite" thing investors want.The longtime Tesla bull says Musk is risking a $1 ...