The influential financial stocks were among the biggest drags on the index, with Royal Bank of Canada down 1.5 percent to C$92.88, and Manulife Financial Corp falling 4.7 percent to C$24.43, its largest drop since early August previous year.
Guam which is more than 3,000 km (2,000 miles) to the southeast of North Korea, is home to about 163,000 people and a U.S. Navy base that includes a submarine squadron and a Coast Guard group, and an air base.
The Standard & Poor's 500 index fell 5.99 points, or 0.2 percent, to 2,474.92. Tensions have been rising in the Korean Peninsula, and reached a new level with President Trump's "threat" of "fire and fury" against North Korea if they should proceed with a missile strike against Guam, a U.S. territory located in the Pacific.
Investors, who took the North Korea report from Japan in their stride earlier in the day, lost their appetite for risk after Trump's comments to reporters during his vacation at his golf club in New Jersey.
"Obviously we are looking at the increased tensions between the USA and North Korea", said Brad Bechtel, managing director FX at Jefferies in NY.
Arsene Wenger Expects Female Manager In Premier League Soon
Shakespeare was true to his word and started Riyad Mahrez despite the Algeria global asking to leave the King Power Stadium. However, the club did win the Europa League and the League Cup, giving the manager a platform of success on which to build.
Both the Swiss franc and the yen have climbed against the dollar this week, after U.S. President Donald Trump warned North Korea that it would face "fire and fury" if it threatened the United States.
In commodities trading, United States crude oil was wallowing around $49 to the barrel amid speculation that a predicted gain in American output will offset OPEC-led efforts to trim a global glut.
"That may have weighed a little bit" on markets, said Phil Guarco, global investment specialist J.P. Morgan Private Bank.
The euro edged down 0.1 percent to $1.1735.
In recent trading, the Nasdaq and the S&P 500 have fallen to new lows for the session.
Justin Upton hammers walk-off two-run home run
Stanton went 3 for 4 with two runs scored and is hitting.382 (13 for 34) with eight home runs and 15 RBI in his last nine games. Mikie Mahtook singled against Belisle (0-2) starting the bottom half and Upton drove a high fastball into the left-field seats.
With Asian bourses and US stock futures weakening early on Wednesday, the safe-haven 10-year Treasury yield was last down 3 basis points.
The VIX, a measure of how much volatility investors expect in stocks, jumped 10.4 percent.
Live Nation Entertainment Inc.(LYV) shares pared gains from strong earnings (http://www.marketwatch.com/story/live-nation-shares-rally-as-results-top-street-view-2017-08-09) reported late Wednesday and closed up 5.6% after reports that Amazon.com Inc.(AMZN) announced it was getting into the event-ticketing business. Gold gained 0.54 percent to $1,266 an ounce, but that is only its highest in less than a week. The euro slid to $1.1752 from $1.1793.
Prices did recover during early European trading, however, as Brent crude was last up 0.48% at $52.39 per barrel and West Texas Intermediate 0.49% higher at $49.41.
In Europe, Germany's DAX rose 0.3 percent, while France's CAC 40 added 0.2 percent.
Lai Mohammed, Femi Adesina and others visit Buhari in London
He said there is tremendous improvement in his health and that he wishes to return home. I have now learnt to obey orders, rather than be obeyed", the president reportedly said.
In Asia, markets were mostly lower after disappointing Chinese trade data. South Korea's Kospi fell 0.2 percent. Chinese blue chips are about flat but Hong Kong's Hang Seng index is down 0.3 percent.