Delegates at the U.N. climate summit are frantically trying to strike a deal that would provide as much as $1 trillion per year for developing countries to help them withstand the impact of climate change. No country is watching the talks more closely than Grenada. Hurricane Beryl, energized by warmer waters, caused catastrophic damage there in July. Special correspondent Laura Trevelyan reports. PBS News is supported by - https://www.pbs.org/newshour/about/funders