Among exchange-traded funds, the Nasdaq 100 tracker Invesco QQQ Trust (NASDAQ: QQQ) is down by 0.61% while the SPDR S&P 500 ETF (NYSEARCA: SPY) is also up by 0.65%. Today, President Joe Biden and world leaders in Brussels opened three emergency meetings to address Russia’s war with Ukraine. The generally strong job market and soaring inflation are being followed closely by the Federal Reserve, which increased interest rates last week for the first time in more than three years.