Middle East tensions rise as ceasefire deal faces challenges / Middle East conflict: A year of war, a cycle of destruction going back decades / White House on Middle East conflict one year since Oct. 7 attacks / The Middle East conflict was never just about land. This is the oldest war / US President Joe Biden works to limit conflict as Middle East edges closer to all-out war / Middle East conflicts to cease after US, Europe withdraw from region -- Iran's leader / Amid Middle East conflict, airlines decide not to overfly Iran, Iraq & Jordan / Joe Biden calls for diplomatic solution to Middle East conflict in final United Nations address / Breaking down Middle East tensions as more cease-fire talks loom / Middle East tensions can 'easily' escalate into regional war -- Biden