In spring 2009 the world treated the so-called swine flu outbreak with extreme caution. This dangerous virus was known before the epidemic had begun. Since the start of the 20th century it has caused more than 50 million deaths. In 2009 the virus was spreading fast more and more countries reported new cases each day. It traveled from Mexico to Japan in several weeks. The World Health Organization raised its global alert level to 5 out of a possible 6, meaning that the likelihood of a pandemic is very high Are we on the verge of a new pandemic? Find the answer in a new XL Report on RT.