https://images2.minutemediacdn.com/image/upload/c_crop,w_3600,h_2025,x_0,y_0/c_fill,w_1440,ar_16:9,f_auto,q_auto,g_auto/images/ImagnImages/mmsport/inside_the_celtics/01jqh491b7svx9r8wj7p.jpg The Boston Celtics have one of the most expensive rosters in the league. That has allowed them to assemble[...]