By Saqib Iqbal Ahmed, Suzanne McGee and Linda PasquiniNEW YORK/GDANSK (Reuters) -Investors were on edge ahead of markets reopening late on Sunday, with risks ranging from heightened prospects of a broad Middle East war to U.

Oil prices surged, stocks dropped and investors flocked to safe havens like gold on Friday after tensions between Israel and Iran escalated, stoking concerns of a broader conflict in the region.

Iran is reportedly considering closing the Strait of Hormuz, a critical global oil chokepoint, as tensions with Israel escalate,