The Dow Jones Industrial Average gained 130 points or 1% to 12,876.31 points.
The strengthening dollar also propped up Indian tech ADRs. Infosys was up 1.56% to $43.58, Satyam gained 1.54% to $26.42 and Wipro was up 1.39% to $13.17. HDFC Bank was up 0.79%. However, ICICI Bank ADR declined 0.61% to $42.22, Sterlite lost 0.83% to $20.23.