How do Boston Celtics move forward during Kristaps Porzingis' injury absence?

Porzingis will reportedly miss several games, but not the rest of the postseason. So how do the Celtics move on without him? John Karalis of Boston Sports Journal and Tom Westerholm discuss all of the possibilities, including doing nothing different at all and just using their regular non-Porzingis rotation. Also, when do the Celtics go with Xavier Tillman? How much do they use Al Horford, and do they unleash Jayson Tatum at center?