The crisis along Poland's border with Belarus has escalated over the last few days with thousands of migrants stranded there in near-freezing conditions. Barbed wire separates the two countries. Polish authorities are now planning to build an 18-foot wall along its border, and 12 other EU countries are also considering border walls. And, we take a look at a day in the life of a climate negotiator from the island nation of Palau, as he fights for his country’s future at the UN climate summit in Glasgow. Also, the US marks its first Veterans Day following the war in Afghanistan. We hear reflections from one US veteran who fought in the war there.