Tuesday’s economic calendar features the NFIB Small Business Optimism Index for June, expected to be essentially flat at 95.6 versus 95.3 in May. The Consumer Price Index for June is forecast to show a monthly decline of 0.1 percent, with the year-on-year rate at 3.8 percent, down from 4.2 percent in May, while core CPI is seen up 0.2 percent monthly and 2.9 percent annually. Several Federal Reserve officials are scheduled to speak, including Kevin Warsh testifying on the Semi-Annual Monetary Policy Report, Michael Barr and Lisa Cook discussing artificial intelligence and financial inclusion, Austan Goolsbee participating in a Q&A, and Michelle Bowman speaking on responsible innovation.