Deep divides in U.N. negotiations for treaty to curb plastic pollution
Negotiators are far apart as the United Nations tries to work out the world's first treaty to curb plastic pollution. Issues creating roadblocks include limiting new manufacturing of plastic and the potential phasing out of some chemicals. For more on the talks, CBS News was joined by Erin Simon, vice president and head of plastic waste and business for the World Wildlife Fund in the U.S.