S18 E1: Sniper's Nest (1)

S18 E2: Sniper's Nest (2)

S18 E3: Falling Angels (1)

S18 E4: Falling Angels (2)

S18 E5: Protection (1)

S18 E6: Protection (2)

S18 E7: Squaring the Circle (1)

S18 E8: Squaring the Circle (2)

S18 E9: One of Our Own (1)

S18 E10: One of Our Own (2)