No headway in Middle East peace efforts as US and Iran refuse to yield

Deepening sense of deadlock despite regional diplomacy as Washington and Tehran show no signs of compromise

Hopes of a breakthrough in negotiations between Iran and the US faded further on Sunday, amid a deepening sense of a deadlock in the nearly two-month-long conflict despite intense regional diplomatic activity.

Washington and Tehran appear unwilling to moderate rhetoric or make concessions, and there are no negotiations scheduled that might bring the war to a definitive end.