(CNBC) — U.S. stocks held lower in choppy trade Monday, recovering sharp opening losses but failing to hold slight gains amid continued uncertainty over the Greece debt crisis.
"I think there's still some negative overhang from Greece even thouhg at this point investors aren't as nervous as they have been in the past," said Ben Garber, capital markets economist at Moody's Analytics.
Energy traded about 1.3 percent lower as the worst decliner in the S&P 500. WTI crude plunged 7.7 percent in its 2nd worst day of the year to $52.23 a barrel, amid the Iran nuclear deal negotiations, the Greece debt drama and volatility in Chinese stocks.
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