An international coalition aiming to tackle the COVID-19 pandemic needs $28 billion, a bargain price for stopping the damage done by a virus that has run rampant for the past year, a senior UN World Health Organization (WHO) official said on Tuesday.An international coalition aiming to tackle the COVID-19 pandemic needs $28 billion, a bargain price for stopping the damage done by a virus that has run rampant for the past year, a senior UN World Health Organization (WHO) official said on Tuesday.Read MoreUN News – Health