South Korean stocks rocked in U.S. trading as country plunges into political chaos

The iShares MSCI South Korea ETF, which tracks more than 90 large and mid-sized companies in South Korea, tumbled 6% to hit a 52-week low.

South Korean stocks rocked in U.S. trading as country plunges into political chaos
The iShares MSCI South Korea ETF, which tracks more than 90 large and mid-sized companies in South Korea, tumbled 6% to hit a 52-week low.