BNSF ES44AC 5934 and ES44DC 7278 round the S-curve at Fullerton Junction, where Metrolink's ex-Santa Fe line to San Diego (Metrolink's Orange Subdivision, originally Santa Fe's Fourth District) diverges from the BNSF's ex-Santa Fe Transcon (BNSF's San Bernardino Sub, formerly the Santa Fe's Third District) between Los Angeles and Chicago. This train, the B-PHXLAC4-01, is a baretable train (yes, it is a baretable train!) that originated in Phoenix and terminates in Los Angeles.
