'We should be concerned': Scientists warn onset of El Niño could wreak global havoc

From Europe to the Pacific, extreme weather events are devastating communities and wildlife across the globe as scientists warn of a strengthening El Niño . With the weather system predicted to rapidly emerge in the coming months, experts say no region is immune to the deepening crisis.From Europe to the Pacific, extreme weather events are devastating communities and wildlife across the globe as scientists warn of a strengthening El Niño .With the weather system predicted to rapidly emerge in the coming months, experts say no region is immune to the deepening crisis.