U.S. stock futures are higher even as fighting between Israel and Iran spiked oil prices. Futures linked to the blue-chip Dow rose 0.36%, while broad S&P 500 futures added 0.42% and tech-heavy Nasdaq futures gained 0.

Israel and Iran struck at each other’s energy facilities over the weekend, a significant escalation that brings the conflict closer to an industry vital to the global economy and markets. The attacks so far have been limited,