•  Vietnam said  it has had initial success in creating a vaccine to fight African swine fever, which has infected farms throughout the Southeast Asian country and prompted the culling of around 10% of its pig herd.

  • ven at their most effective – and draconian – containment strategies have only slowed the spread of the respiratory disease Covid-19. With the World Health Organization finally declaring a pandemic, all eyes have turned to the prospect of a vaccine, because only a vaccine can prevent people from getting sick.