Joe Biden and the other G-7 leaders presented a united front at the end of the summit in Cornwall in Britain on Sunday before the US president flew to Brussels for his first NATO meeting. The G-7 leaders pledged 1 billion vaccine doses to developing countries and agreed to step up action on climate change. There was criticism of China, too. But many charities and environmental activists say they are not impressed with the outcome. The World’s Europe correspondent Orla Barry and environment editor Carolyn Beeler spoke to host Marco Werman.