President-elect Joe Biden plans to release almost all vaccine doses immediately, a spokesman said Friday, a change from the Trump administration’s strategy of holding half of the supply in reserve for second doses. “The President-Elect believes we must accelerate distribution of the vaccine while continuing to ensure the Americans who need it most get it as soon as possible,” Biden spokesman TJ Ducklo said in a statement. “He supports releasing available doses immediately, and believes the government should stop holding back vaccine supply so we can get more shots in Americans' arms now.” The Trump administration has been holding back...