The database is very important on solving old crimes and new crimes. It's also important for protecting innocence.
This is the most rewarding job I have ever done.
This is the ultimate strategy, going up the food chain and building a case against the big fish. You want to go up the food chain, not down the food chain by giving a deal to the kingpin and going after the mules.
It will be difficult for them to retry him because the evidence is overwhelmingly in Chris' favor.