First, there was the trade for Taijuan Walker and Ketel Marte (don't overlook Marte entirely in the analysis of the deal; his 2015 featured an OBP of .351 in 247 plate appearances, and he actually looks a bit like a younger Segura.) Both are young and under team control for a long time. This was not the only item of news, however.
Diamondbacks Hire New Latin American Scouting Director
This broke on Friday, thanks to Mike for alerting me to it. This looks like an important move in advance of being free from restrictions after the Diamondbacks
wasted a small fortune overspent on Yasmany Tomas and Yoan Lopez.
Arizona Diamondbacks' Taijuan Walker Has 'So Much Upside'
Piecoro's article detailing the trade.
Rubby De La Rosa Overcame Poverty in D.R.
Where Chris Sale's Numbers Fell Off a Cliff
Yet another cautionary tale regarding pitch framing. I'd like to see a similar analysis done with Zack Greinke. Hopefully, acquiring a good receiver will be a priority for Hazen.
Anything else of note appears, please feel free to add in the comments.