Hurry up and wait...UP SD60M 2368, in charge of the ICTF switch job, takes a break from its duties while an empty unit trona train, with UP SD70M 4949 leading a trio of sister units, awaits its turn to depart. UP 2368 is unique in that it has been retrofitted with a catalytic converter in order to reduce exhaust emissions, a major concern in the LA Basin.
