Title: “Exploring Moral Permissibility in the London Bridge Attack: A Constraint-Based Analysis”

Regarding the “London Bridge Attack,” draw on what you learned in the “Constraints” reading and answer the following: Why is Darryn Frost morally permitted (i.e., apart from the law) to threaten Usman Khan with a weapon, but Khan is not morally permitted to a) initially attack other people on the bridge and b) to threaten Frost once Frost points the narwhal tusk at Khan?