For months, Pearland realtor Gerald Hatter anxiously waitied on news that her 11-year-old daughter Bella Hatter would be eligible for the COVID-19 vaccine. On Wednesday, one day after the U.S. Centers for Disease Control and Prevention approved the Pfizer-BioNTech vaccine for emergency use for children ages 5-11, Bella received her first dose. She is one of 2.9 million children in that younger age group now eligible for the vaccine in Texas. In Galveston, UTMB opened its system for appointments Wednesday afternoon. Within 24 hours, 575 appointments had been scheduled, Jenny Lanier, UTMB’s director of ambulatory operations said. UTMB has as many as 6,000 of the pediatric vaccines available this week, Lanier said, with more coming.