U.S. Dollar Index Higher

The September U.S. Dollar Index is trading at 96.99, up 0.39.

The Case-Shiller 20-city Index for May came out down 0.2 percent. Markit will release its July Flash PMI Services and a composite PMI at 9:45 a.m. ET. Consumer Confidence is due out at 10:00 a.m. ET.