City of McAllen officials, in conjunction with the McAllen Independent School District, Hidalgo County and Texas National Guard, will be hosting a second dose Moderna and one dose COVID-19 vaccine clinic on Thursday, May 6, 2021 at the McAllen Convention Center, 700 Convention Center Boulevard. The second dose Moderna vaccines are for those who were vaccinated on April 8, 2021 at the McAllen Convention Center and the clinic will run from 7:00 a.m. to 1:00 p.m. Confirmation e-mails will be sent to all, but if not, please arrive by 7:00 a.m. and bring a completed registration packet. Those documents can be ...