On Global News Today on Al Arabiya English, we examine diplomatic efforts to sustain the ceasefire between Iran and the US as Pakistan increases its mediation role in the region. US Secretary of State Marco Rubio expressed hope that Pakistan’s army chief could help advance negotiations during a visit to Tehran, saying there has been “progress” on the diplomatic front.As Islamabad positions itself as a key regional mediator, questions remain over whether renewed talks can prevent further escalation and bring stability to the Middle East. Al Arabiya English looks at Pakistan’s growing role in backchannel diplomacy, Washington’s latest stance on Iran and what the next phase of negotiations could mean for the region and beyond.The developments come as Pakistan’s Interior Minister Mohsin Naqvi arrived in Iran for the second time this week amid an impasse between Tehran and Washington over a proposal to end the war, according to Iranian state media.