During presidential remarks on COVID-19 vaccines for children under 5 years old, President Joe Biden alarmed Twitter users when he spoke of the government preparing for a "second pandemic."A reporter prompted Biden’s head-turning remarks with a question on what spending the U.S. government is still prepared to do in order to manufacture and distribute more vaccines and maintain the infrastructure necessary to combat COVID-19 as it lingers throughout the country.Last week, the CDC and FDA authorized emergency use of the COVID-19 vaccine for kids as young as 6 months old."I know you’re looking for more money from Congress for this...