US futures are indicating a slightly lower open as of 05:00 ET. European equity markets are lower, following weakness in Asia. Earnings continue to garner most of the attention, with the focus on corporate updates offsetting concerns over supply chain problems and elevated price pressures. Companies mentioned: Microsoft (NASDAQ:MSFT), Google (NASDAQ:GOOGL), American Electric Power (NASDAQ:AEP),Algonquin Power & Utilities (TSX:AQN), Brookfield (TSX:BAMa), Scientific Games Corp (NASDAQ:SGMS)