D-backs sign starting pitcher Eduardo Rodriguez to a 4-year deal!

The Arizona Diamondbacks have signed Eduardo Rodriguez to a 4-year-deal worth $80 million, with a vesting option for a fifth season. Where does their rotation stack up against the rest of the National League West. Also, how much cash do they have left to spend on other roster needs? 

The Ain't No Fang Podcast, hosted by Steve Zinsmeister and Alex Weiner of Arizona Sports, breaks down everything you need to know about the Arizona Diamondbacks.