Elon Musk argues America's $38 trillion debt is too big for billionaire taxes to fix, but Bernie Sanders says a 5% tax could at least put $3,000 back in your pocket.

Elon Musk argues America's $38 trillion debt is too big for billionaire taxes to fix, but Bernie Sanders says a 5% tax could at least put $3,000 back in your pocket.

The richest man in the world joins prominent financial leaders in supporting a plan to lower the deficit to 3% of GDP.