For years, the CDC has been promoting the notion that flu shots are between 70 and 90 percent effective in preventing influenza 16 and everybody needs to get vaccinated because type A and type B influenza causes more than 200,000 hospitalizations and 36,000 deaths in the U.S. every year.
Richard Parker boards the lifeboat and suddenly Pi realizes the danger in sharing a tiny space with a vicious animal. He throws himself into the roiling water. The narrative moves back a few moments to the point just before the sinking of the Tsimtsum. Pi is sleeping when a loud noise, perhaps an explosion, wakes him.
C.S.S. Hunley Css hunley on pier.jpg The Hunley, was a confederate submarine that played only a small part in the war, but it set the stage for future naval warfare. The hunley was a 40 foot long sub that had a single torpedo attached to a long pole at the front of the sub. The Hunley had many failed trials, and killed 21 men. But the Hunely finally performed a successful attack when it sunk the Housatonic, a union ship that was significant in blocking confederate ports to stop trade.