Markets are waiting on the Federal Reserve to announce a decision on interest rates this Wednesday. (Photo by Win McNamee/Getty Images)Getty ImagesKey Takeaways Fed Rate Cut Expected, Investors Focus On Powell’s Forward Guidance Government Shutdown Risks Rising Despite Markets Showing Limited Fear IPO Strength Signals Appetite, But Valuations Could Become OverextendedStocks posted gains last week with the S&P 500 gaining 0.8% and Nasdaq Composite adding 0.9%. Small caps were relatively unchanged while the D ...