The World Bank has approved $12 billion in financing to help poor countries buy and give out coronavirus vaccines, tests and treatments.The aim is to support the vaccination of up to 1 billion people in the developing world.The $12 billion in financing is part of a larger World Bank Group effort.It plans to spend up to $160 billion to help developing countries fight the COVID-19 pandemic, the bank said in a statement on Tuesday.The World Bank said its COVID-19 emergency programs are already reaching 111 countries.People in developing countries need safe and effective COVID-19 vaccines, it said.The World Bank is "fast-tracking" its delivery systems so that poorer nations "have fair and equal access to vaccines," said the bank's president, David Malpass.