Ginger Zee had fans feeling a little disappointed as she took to social media to reveal an unfortunate career update.MORE: Ginger Zee receives well wishes from fans as she shares exciting update close to her heartThe Good Morning America star announced on Instagram that due to rising COVID cases, she was forced to postpone two dates from her nationwide book tour.She shared that the two days on which she would be visiting Michigan bookstores would have to be postponed to a yet undetermined