Global Markets Update:

CNBC's Jackie DeAngelis reports on the lower U.S. open, even as tech and health care try to lead the market back to positive territory. McDonald's, J&J and Dupont announce "decent" earnings reports. And the CBOE's volatility index hovers below 20

CNBC | January 24, 2012

Tags:. .deangelis. .decent. .dupont. .mcdonald. .jackie