The bulk commutation is a politically shrewd presidential power — and the right thing to do. President Joe Biden has officially commuted 37 of the 40 federal death sentences — all except for those of Robert Bowers (the Pittsburgh Tree of Life synagogue killer), Dzhokhar Tsarnaev (the Boston Marathon bomber) and Dylann Roof (the Charleston, South Carolina, church shooter). Those receiving commutations will remain in prison, probably for life, but the federal government will be unable to execute