US President-elect Joe Biden received his first shot of COVID-19 vaccine on live television, developed by Pfizer Inc. on Monday. In an effort to promote confidence among people for the safety of the vaccine and thanked the scientist for their efforts. Biden falls under the category of high risk individuals at the age of 78. When he takes charge of the Presidency his administration will have to fight against COVID-19 as US is the worse infected with the virus killing 315,000 and infecting 17.5 million people.