Max Nisen is a Bloomberg Gadfly columnist covering biotech, pharma and health care. He previously wrote about management and corporate strategy for Quartz and Business Insider.

Good morning! This is Fly Charts, the daily charts-only newsletter from Gadfly; sign up here. From coal's hold to central-bank confusion, here are four charts that tell you what you need to know in business today.

Close Call
A few banks had a close call on the Fed's annual stress test, but it's not a sign that Glass-Steagall should come back.
Source: Federal Reserve
Bustin' Loose
Confusing central bank communications -- including Mario Draghi's newly discovered hawkishness -- are creating a big market mess.
Source: Bloomberg
Store Count
Walgreens's revised deal will give it a much smaller store lead over CVS, and may lead to more interesting M&A.
Source: Bloomberg
Q1 2017 store counts
Grid Inertia
Coal is still vitally important in China, but its heyday is unlikely to last.
Source: National Bureau of Statistics of China, Gadfly calculations

And don't miss Tim Culpan's video on the iPhone's 10th birthday: "One thing that hasn't changed is Apple's reliance on China -- and Taiwan's Foxconn Technology Group -- to make what is now the company's most important product. The iPhone's introduction was a boon to the Chinese cities where it's assembled, prompting countries from Indonesia to Brazil to try to replicate the model. Now U.S. President Donald Trump wants in on the action. That's not likely to pan out as he hopes." 

This column does not necessarily reflect the opinion of Bloomberg LP and its owners.

To contact the author of this story:
Max Nisen in New York at mnisen@bloomberg.net

To contact the editor responsible for this story:
Mark Gongloff at mgongloff1@bloomberg.net