US stocks opened higher on Tuesday, tracking global equities, as investors' appetite for risk increased and as oil prices rose.
The Dow Jones industrial average was up 73.21 points, or 0.41%, at 17,779.12, the S&P 500 was up 7.39 points, or 0.36%, at 2,066.08, and the Nasdaq Composite was up 19.81 points, or 0.42%, at 4,770.02.