S12, EP7 "Brother's Keeper"
Watts kills a man in self-defense who had a criminal past.
S12, EP6 "Sir. Sir? Sir!!!"
Murdoch investigates an astronomical phenomenon.
S12, EP5 "The Spy Who Loved Murdoch"
Murdoch impersonates a deceased diplomat in an attempt to save a treaty.
S12, EP4 "Murdoch Without Borders"
Brackenreid regrets letting his carpenter go when he's suspected of murder.