The Diamondbacks go into the second half with a record of 52-39 - they have already matched their win tally for the entire season before last. They sit in an effective tie with the Dodgers at the top of the National League West, and the team appear to have the best chance of seeing post-season baseball since the end of 2017. But with 71 games left to play, there’s still work to be done. So, as we get ready to get back to it, let’s take a look at how the team got here, and what they can do to improve their chances of winning the division for the first time in a dozen years.