Group 1 - The conference "Investing in Humanity: United to End Polio" raised a total of $1.9 billion for polio eradication, with the Gates Foundation contributing $1.2 billion [4] - The global effort to eradicate polio has seen a 99.9% reduction in cases since 1988, with only 28 new cases reported this year, all in Afghanistan and Pakistan [3] - The CEO of the Gates Foundation expressed cautious optimism about achieving zero cases in the next one to two years, despite challenges in Afghanistan and Pakistan [3][5] Group 2 - The World Health Organization's Director-General highlighted the potential for polio to become the second human disease eradicated, emphasizing the importance of this achievement for future generations [3] - A report from the Gates Foundation indicated a concerning trend, predicting an increase in global child mortality rates for the first time this century, with an estimated 4.8 million children under five expected to die in 2024 [5]