Oil prices climbed on Tuesday as the Iran-Israel conflict raged with no end in sight, though major oil and gas infrastructure and flows have so far been spared from substantial impact.

Oil prices resumed their upward climb and U.S. futures were lower early Tuesday after Israel’s military issued an evacuation warning to 330,000 people in Iran’s capital Tehran. Asian shares were mixed.

Stocks lost ground in early trading Tuesday, while oil prices moved higher, as investors monitored developments in the escalating conflict between Israel and Iran and digested disappointing economic data.