BACK TO YOU. >>> THE LEADING MAKERS OF THE COVID-19 VACCINES ARE ON CAPITOL HILL, TODAY, EXAMINING THE CRITICAL NEXT STEPS. REPRESENTATIVES WITH MODERNA, PFIZER, ASTRAZENECA, JOHNSON & JOHNSON AND NOVAVAX. IT WRAPPED UP JUST ABOUT 30 MINUTES AGO AND WE HAVE THE PLANS THEY ARE CONSIDERING TO KEEP US ALL SAFE. >> Reporter: THE COMPANY TESTIFIED BEFORE THE HOUSE COMMITTEE TODAY AND THE PEOPLE LEADING THE CHARGE OF THE MANUFACTURING OF COVID-19 VACCINES. NORTH CAROLINA PREPARING TO EXPAND THROUGH TEACHERS AND OTHER ESSENTIAL WORKERS. I LISTENED IN ON THE HEARING. THIS WAS AN INVESTIGATIVE HEARING ABOUT THE STATUS OF VACCINE MANUFACTURING. LAWMAKERS ARE INTERESTED IN WHAT THESE DRUGMAKERS ARE DOING TO DEVELOP AND RAMP UP PRODUCTION. AT TIMES, SUPPLIES NOT KEEPING UP WITH DEMAND. >> WE RECOGNIZE THE NEED TO VACCINATE MORE PEOPLE, MORE QUICKLY. AND WE HAVE WORKED HARD TO SIGNIFICANTLY INCREASE PRODUCTION. SINCE JULY, WE HAVE INCREASED A PROJECTED 2021 GLOBAL PRODUCTION FROM 1.3 BILLION TO AT LEAST 2 BILLION DOSES. >> PFIZER AND OTHER DRUGMAKERS ARE WORKING ON TRIALS INVOLVING CHILDREN BETWEEN THE AGES OF 11 AND 15 AS WELL AS PREGNANT WOMEN. IF THE VACCINES PROVED TO BE SAFE FOR THESE GROUPS, THAT WILL ONLY IN GREECE THE DEMAND FOR MORE VACCINES. PFIZER, JOHNSON & JOHNSON, ALL ON THE HILL TODAY TALKING ABOUT