Here's a video I put together of the trains I caught on the NS Chicago Line on July 10, 2023 and July 11, 2023.
Train 1: NS Intermodal (E)
BNSF: ES44DC #7325
CN: ES44DC #2325
Train 2: NS 13Q
CN: SD70M-2 #8900
NS: D9-40CW #9774
Train 3: NS 23G
NS: ES44AC #8114
NS: D9-40CW #9846
Train 4: NS Intermodal (E)
NS: AC44C6M
NS: SD70ACe
Train 5: NS Intermodal (E)
NS: AC44C6M #4453
NS: D9-40CW #9690
NS: ES40DC #7598
Train 6: NS 26X
NS: ES44AC #8114
NS: D9-40CW #9846
Train 7: NS Intermodal (E)
NS: AC44C6M #4062
NS: ES44AC #8084
Train 8: NS Manifest (W)
NS: ES44AC #8132
UP: AC4400CW #6824