US stock index futures are taking a hit. The Dow, S&P 500, and Nasdaq are all heading south as traders react to fresh tariff threats. Here's what's happening: The trigger? Trade tensions ramping up, with pressure mounting on allies. When geopolitical uncertainty spikes like this, it typically flows through to broader markets—and crypto investors should pay attention. Why? Risk sentiment matters. Equity selloffs often coincide with shifts in how traders view risk assets across the board. A few things worth watching: These tariff discussions could reshape trade flows, impact corporate earnings, and ultimately influence how capital allocates across asset classes. Whether you're trading crypto or traditional markets, macroeconomic headwinds like these tend to create market-wide ripples. The question isn't just what happens to stocks tomorrow—it's how these policy shifts reshape the entire landscape for risk asset appetite.