U.S. President Joe Biden on Thursday announced sweeping coronavirus vaccination requirements that would cover two-thirds of all workers in the country, including a plan targeting businesses with more than 100 employees.Air travelers, meanwhile, would face tougher punishments for violating the current federal mask mandate, with the government announcing a fine of up to $3,000, effective Friday.The announcement came as the United States continues to see what the government calls "a pandemic of the unvaccinated" amid the spread of the highly contagious Delta variant of the virus. Concerns ling…READ FULL ARTICLE