HOUSTON, Texas (KTRK) -- With COVID-19 infections on the rise across southeast Texas, concerns are growing over the slow start to vaccine distribution and whether those already immunized will be able to get their second dose in time. Eyewitness News anchor Erik Barajas gathered leaders from Houston and Harris County Tuesday night for a town hall answering your concerns. More than 400 viewers submitted questions for our panelists, which included: Mayor Sylvester Turner, City of Houston Dr. David Persse, Houston Health Authority Dr. Peter Hotez, Baylor College National School of Tropical Medicine dean Dr. Sherri Onyiego, Harris County Public Health local health authority