Make one’s long story overly short?

The answer to the crossword question “Make one’s long story overly short?” is ABRIDGETOOFAR. This is a play on words based on the phrase “a bridge too far,” which means attempting something that is beyond one’s capabilities or resources. In this context, “bridging” a story means condensing it or making it shorter. So, “a bridge too far” becomes “a story that has been bridged too much,” or in other words, “ABRIDGETOOFAR“.