The World Health Organization (WHO) opened its annual meeting on Monday with government ministers and other top envoys hoping to reinforce global preparedness for the next pandemic. But the most ambitious project, to adopt a pandemic “treaty,” has been shelved for now after more than two years of work failed to produce a draft that countries could unite around by last week. WHO Director-General Tedros Adhanom Ghebreyesus insisted it was not a failure, saying the task was “immense” with member states operating on a “very ambitious timeline”. He said negotiators underwent sleepless nights, addin…