Complex sentence: Having run the trace, Stottlemeyer and Disher have been led to the Hampton Street Depository, and they talk to the depository worker, who reveals that the money they discovered was part of a stolen shipment back in 1968.
Split into simpler sentences: Having run the trace, Stottlemeyer and Disher have been led to the Hampton Street Depository. They talk to a depository worker, who reveals that the money they discovered was part of a stolen shipment back in 1968.