Astros, Nationals, Diamondbacks and Brewers pens

This week the column looks at the Arizona Diamondbacks, Houston Astros, Milwaukee Brewers, and Washington Nationals pens, starting with Arizona. Paul Sewald (RHP, ARI) has continued as the closer and now has nine saves, albeit with a 4.70 ERA and a 1.8 HR/9. Here are the numbers so far:

ARI	SV	HD	IP	ERA	xERA	WHP	K%	K-BB%	HR/9
Paul Sewald	9	0	15.1	4.70	4.11	0.91	31%	23%	1.8
Juan Morillo	1	8	18.2	1.93	3.04	0.80	29%	22%	0.5
Jonathan Loaisiga	1	4	16.1	3.31	3.71	1.10	18%	14%	0.6
Ryan Thompson	0	4	14.2	3.07	4.29	1.16	17%	7%	1.3
Taylor Clarke	0	8	19.1	2.33	3.55	0.72	13%	10%	0.5
A.J. Puk IL			0.0

Sewald has been solid in some ways with a 0.91 WHIP, 31% K% and 23% K%-BB%. The 1.8 HR/9 has been tough and in truth, Sewald has been outpitched so far by Juan Morillo (RHP, ARI) and his 1.93 ERA,...

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