DUBAI, United Arab Emirates (AP) — Israel unleashed airstrikes across Iran for a third day on Sunday and threatened even greater force as some Iranian missiles evaded Israeli air defenses to strike buildings in the heart of the country. Planned talks on Iran’s nuclear program, which could provide an off-ramp, were canceled.

Iran conflict could open opportunities for Russia to possibly become a power broker to help end the confrontation.

Explosions heard over Jerusalem and Tel Aviv early Saturday as Iran and Israel trade deadly missile attacks, with casualties reported on both sides. Follow our live updates.

Crude oil futures fell more than 1% on Thursday, after spiking sharply in the previous session on fears that Israel and Iran are on the brink of war. U.S. West Texas Intermediate was down $1.02, or 1.