Full video of Trump's exchange with NBC's Peter Alexander shows:

1⃣Hopeful & optimistic Trump reassures Americans, says drug to treat coronavirus may be "gamechanger."

2⃣Alexander attacks Trump's positivity, accuses him of "misrepresenting," implies people should not have hope. pic.twitter.com/GQOqqa2hwq

— Trump War Room (@TrumpWarRoom) March 20, 2020