President Biden on Tuesday insisted that the feds have enough COVID-19 vaccine supply to blanket the country — after officials put a “pause” on Johnson & Johnson’s one-dose shot. “My message to the American people on the vaccine is, I told y’all. I made sure we have 600 million doses of [Pfizer and Moderna’s vaccines] … not of either Johnson & Johnson and/or AstraZeneca,” the commander in-chief said to reporters at the White House. “So there is enough vaccine, that is basically 100 percent unquestionable for every single solitary American.” Biden’s comments came hours after the FDA and CDC issued...