Lori Calvasina, RBC Capital Markets Head of U.S. Equity Strategy, says the resilience of the market has been remarkable. Dana Peterson, The Conference Board Chief Economist, says she's optimistic on consumption. Joshua Sharfstein, Johns Hopkins Bloomberg School of Public Health Vice Dean, discusses the use of Covid-19 booster shots in the U.S. and global vaccine distribution issues. Bobby Ghosh, Bloomberg Opinion Columnist, discusses the life and legacy of former U.S. Secretary of State Colin Powell.