Global Markets Update: U.S. Markets Marginally Higher

11:40 AM ET Tue, 7 Feb 2012

CNBC's Mandy Drury on the day's marginal gains in the U.S. markets. Shanghai shares slip 1.7 percent. Australian RBA unexpectedly leaves rates unchanged. Yum! Brands jumps on overseas growth. Coca-Cola announces a new cost-saving program. News Corp being investigated for possible violations of a U.S. law against payments to foreign officials.