Lori Calvasina, RBC Capital Markets Head of Equity Strategy, says the bond rout does not erode the case for equities yet. Jonathan Golub, Credit Suisse Chief U.S. Equity Strategist, says the cost of corporate borrowing continues to improve even though treasury yields are higher. Dr. Jennifer Nuzzo, Johns Hopkins Center for Health Security Senior Scholar, discusses the challanges surrounding vaccine distribution. Greg Valliere, AGF Investments Chief U.S. Policy Strategist, says the $1.9 trillion stimulus package is too much.