The ongoing political stalemate in Greece rattled financial markets worldwide on Monday, driving U.S. stocks lower.
The euro sank to a three-month low against the dollar and borrowing costs for Spain and Italy jumped as bond traders anticipated that financial stress could spread far beyond Greece. Investors dumped risky assets and plowed into the safety of the Treasury market, pushing yields to the lowest levels this year.
The Dow Jones industrial average closed down 125.25 points, or 1 percent, at 12,695.35.
The Standard & Poor's 500 index fell 15.04 points, or 1.1 percent, to 1,338.35.
The Nasdaq composite average dropped 31.24, or 1.1 percent, to 2,902.58.
For the year so far:
The Dow is up 477.79 points, or 3.9 percent.
The S&P 500 is up 80.75 points, or 6.4 percent.
The Nasdaq is up 297.43 points, or 11.4 percent.