Elon Musk's romantic history provides some keys to understanding Donald Trump's seeming devotion to his "first buddy." The president appears to be sticking with the tech mogul – derisively called his "co-president" – despite his growing unpopularity and expanding power,

D onald Trump is over-the-top on an hourly basis, but even by his standards, his frenetic defense of Tesla CEO Elon Musk this week was unsettling. "Elon Musk is 'putting it on the