Is Capital Punishment Unconstitutional?

Is Capital Punishment Unconstitutional?
The 1960s brought challenges to the fundamental legality of the death penalty. Before then, the Fifth (No person shall be held to answer for a capital, or otherwise infamous crime, unless on a presentment or indictment of a grand jury, except in cases arising in the land or naval forces, or in the militia, when in actual service in time of war or public danger; nor shall any person be subject for the same offense to be twice put in jeopardy of life or limb; nor shall be compelled in any criminal case to be a witness against himself, nor be deprived o…