Aug 11 (Reuters) - U.S. stock indexes opened higher for the first time in four days on Friday after tepid data pointed to benign inflation that could make the Federal Reserve cautious about raising rates again this year, even as concerns lingered over rising tensions between the United States and North Korea.
Mr Trump earlier this week said North Korea would be met with "fire and fury" if it continued to threaten the US.
The yield on the 10-year Treasury bond fell to 2.2% and is approaching its lowest level of the year. Asian stocks also fell across the board, while perceived safe-haven assets gold and the Japanese yen, rose.
Amid the hot rhetoric, US stocks sold off sharply on Thursday, with the S&P 500 falling more than 1 percent.
The overall financials group, which accounts for roughly a third of the index, declined 1.4 per cent, while energy shares also fell 1.4 per cent as oil prices turned down.
The Nasdaq lost 2.1% to 6,216.87.
The rouble, however, withstood the pressure thanks to global demand for Russia's still high-yielding bonds as well as monthly tax payments due from next week.
The CBOE Volatility Index, the most widely followed barometer of expected near-term market volatility, was up as much as 12.63 points, its highest in more than a month.
In Asia, the Shanghai Composite Index slid 1.63 percent, in Hong Kong the Hang Seng fell over two percent, and Japan's Nikkei finished the trading day 0.05 percent down.
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The top-flight also sank lower as a number of stocks went ex-dividend, a process where new buyers no longer qualify for the latest dividend payment.
The mounting tensions between North Korea and the U.S. took its toll on the market for the third day in a row.
OIL: Benchmark U.S. crude lost 36 cents to $48.23 per barrel on the on the New York Mercantile Exchange.
"The market has been looking for an excuse to sell off and North Korea and the president gave the market that excuse", said David Schiegoleit, managing director at the U.S. Bank Private Client Wealth Management.
"I think the market was looking for a reason to come off here", said Irwin Michael, portfolio manager at ABC Funds.
Heading into Thursday, some 89 percent of the companies in the S&P 500 had reported quarterly results.
Computer hardware stocks rebounded following recent weakness, with the NYSE Arca Computer Hardware Index climbing by 1.4%. Silver gained 47 cents, or 2.9 percent, to $16.86 an ounce. The euro slid to $1.1732 from $1.1752.
The broad-based Stoxx Europe 600 stock index dropped 0.5 percent in early trading, with key indices, such as Britain's FTSE 100, Germany's DAX and France's CAC all down 0.5 percent or more.