If Afghanistan is to find a way out of seemingly never-ending war the next few weeks will be critically important. The Biden Administration is pressing the Afghan Government and the Taliban to accept a transition plan based on a ceasefire and power-sharing. It’s a tough sell, given the taliban has intensified its military campaign in recent months. But what’s the alternative? Stephen Sackur speaks to Afghanistan’s First Vice President Amrullah Saleh. Is the Afghan peace process running out of road?