Traders enter the week of August 24 seeking the next catalyst for equity index futures to break out higher or correct lower. Nvidia reports earnings Wednesday after the close, serving as a primary driver for tech trade sentiment alongside second-quarter U.S. GDP and PCE inflation data. Meanwhile, Treasury Secretary Scott Bessent outlines new sanctions on Iran, and Federal Reserve Chair Kevin Warsh delivers his debut Jackson Hole keynote 19 days ahead of the September FOMC rate decision.