Katie Couric has been actively using her platform as a prominent journalist to keep her fans and followers abreast of the rapidly changing developments in the country's COVID situation.MORE: Katie Couric shares heartbreaking plea with fans following devastating storyShe made a heartfelt plea to her followers to remain safe and get vaccinated through a heartbreaking video she shared on her Instagram page.WATCH: Katie Couric unveils exciting announcementThe journalist reposted a video from news