U.S. stocks were mixed Tuesday in mid-morning trading on mixed financial messages out of Europe.
The Dow Jones Industrial Average was up 12.64 points, or 0.10 percent, to 1,2748.93.
The Standard & Poor's 500 was down 2.14 points, or 0.16 percent, to 1,350.
The Nasdaq Composite Index was down 12.07 points, or 0.41 percent, to 2,919.70.
Analysts said stocks received a boost in response to Alcoa's better-than-expected second-quarter earnings report. News the European Commission reached an agreement on aid for Spain lifted the market early, but the rally fell flat as concerns were raised about Italy's potential need for support from Europe's permanent bailout fund.
The rising dollar also weighed down the market.
The yield on benchmark 10-year U.S. Treasury bonds rose to 1.529 percent.
The euro was $1.2245 from Monday's $1.2298. Against the yen, the dollar was 79.48 yen from Monday's 79.63.
In Tokyo, the Nikkei 225 index gave up 0.44 percent, 39.15 points, to 8,857.73. In London, the FTSE 100 was up 43.01, 0.76 percent, to 5,670.34.