(Pew Research Center)The coronavirus pandemic has claimed more than 670,000 lives in the United States as of Sept. 20, and the spread of the highly transmissible delta variant has added new urgency to the federal government’s efforts to vaccinate all Americans against the virus. As the drive to inoculate more people continues, here are 10 facts about Americans and COVID-19 vaccines, based on an August Pew Research Center survey of more than 10,000 U.S. adults.