Collector M. Hanumantha Rao has suggested the people to be alert as number of corona cases have been increasing in the neighbouring States. In a release here on Monday, Mr. Hanumantha Rao said that people should not be negligent about coronavirus and one should get tested if there are symptoms of COVID-19. Stating that vaccine is safe and every one should get vaccine, the Collector said those who got vaccinated also should wear masks and wash hands without fail.