I think one of the biggest failings in how we handled COVID is lack of challenge trials. We could have had all the vaccines approved months earlier. I'd have be

I think one of the biggest failings in how we handled COVID is lack of challenge trials. We could have had all the vaccines approved months earlier. I'd have been thrilled to volunteer for a challenge trial and still would to accelerate approval of booster shots or mixes of vaccines. Every day we can get any approval sooner is so many lives saved!