Markets have mixed day after uneven earnings reports

In this Monday, July 22, 2013, photo, Specialist Douglas Johnson is reflected in a screen at his post on the floor of the New York Stock Exchange. A mix of good and bad earnings reports from big companies kept the stock market treading water in early trading Tuesday, July 23, 2013. (AP Photo/Richard Drew)
In this Monday, July 22, 2013, photo, Specialist Douglas Johnson is reflected in a screen at his post on the floor of the New York Stock Exchange. A mix of good and bad earnings reports from big companies kept the stock market treading water in early trading Tuesday, July 23, 2013. (AP Photo/Richard Drew)
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