More than 247,000 people have died of COVID-19 in the U.S. since vaccines first became available in mid-December 2020. (Natalia Crawford via AP)In this undated selfie photo provided by Charlotte Crawford is Natalia Crawford, who died of COVID-19 in Texas before she had a chance to receive a vaccine against the coronavirus that causes the illness. More than 247,000 people have died of COVID-19 in the U.S. since vaccines first became available in mid-December 2020. “It seemed like the final insult.”ADVERTISEMENTMore than 247,000 people have died of COVID-19 in the U.S. since vaccines first became available mid-December. Their children, Roycie Crawford, 33, and Natalia Crawford, 38, also wanted the shot but had yet to find one when they got sick and died, Crawford said.