Why did markets react so harshly to Trump's tweet about China last week?

Chuck Zodda and Mike Armstrong discuss the steep market sell-off on Friday and why markets reacting as strongly as they did. China's new export curbs may level a heavy blow world wide. From Tri Color to Saks, bonds are now crashing at breakneak speed. Why the next CPI report is important for Social Security checks, bonds, and 401(k)s. More working-class Americans than ever are investing in the stock market.