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Dr. Kavita Patel: 'Whatever vaccine you're offered, the sooner you can get it, the better'

02:51

As the Johnson and Johnson vaccine rolls out, Dr. Kavita Patel, a primary care physician in Washington, D.C. and former Obama administration policy aide, speaks to Andrea Mitchell about the race to reach herd immunity in the U.S. in the face of COVID-19 variants. "We think all three currently authorized vaccines offer protection, even if it's a little lower, against the variants," she said.