The goal to reach herd immunity is 80%, he said. "If we maintain the current vaccination rate -- again that's a big if -- but with that rate, we expect to reach the 80% target in mid-June,” Nandy said. The Tarrant County Public Health Department announced on Friday it had run out of names on its vaccine registration list. People who sign up now will get an appointment within one or two days, the department said. "I really believe we are at the tail end of this," said Dr. Rebeca Sharp, an internal medicine specialist in Euless. Sharp said the challenge will be convincing young people to get ...