In this 2018 file photo, peace activists hold a Catholic prayer service of repentance near the White House for the use of nuclear weapons on Japan during World War II. Kelly is considered the leader of the Kings Bay Plowshares 7, a group that takes cues from the saying of the Prophet Isaiah: "They shall beat their swords into plowshares, and their spears into pruning hooks: nation shall not lift up sword against nation, neither shall they learn war any more." (CNS/Tyler Orsburn)