Complex sentence: Eventually, Logan recovers the diamond from the vent in the Evidence Room-although briefly delayed when he discovers that it has fallen from its original hiding-place, but accidentally drops it into the shipment of heroin.
Split into simpler sentences: Eventually, Logan recovers the diamond from the vent in the Evidence Room. He is briefly delayed when he discovers that it has fallen from its original hiding-place, and then accidentally drops it into the shipment of heroin.