“We’ve given new variants an opportunity to arise," says fellow Peter Hotez as he discusses the Pfizer vaccine's effectiveness against the Delta variant, the future of booster shots and the need for increased immunization. Watch his interview on MSNBC.
Gary J. Hale
Jul 30 2021 | Center for the U.S. and Mexico
Rachel A. Meidl
Jul 29 2021 | Center for Energy Studies