US infectious disease expert Anthony Fauci said the trial, to be tested at 89 sites, is designed to show the vaccine is at least 60% effective in preventing Covid.
The primary goal of the final study, which will include 30,000 people, will be to show the vaccine prevents people from developing symptoms of Covid-19.
Pakistan must reduce non-productive expenditures like defence. The country's political economy has been overdetermined by the imperative of 'national security'.
Aim is to ensure not just disengagement of troops, but overall de-escalation. Govt in favour of solving tensions through talks as it wants peace with all neighbours including China.
Like the car, nothing the party has done to reinvent itself has worked. Only way forward is to offer something looking towards the future, not in image of glorious past.