Jeremy Jeffress of the Milwaukee Brewers warms up in the bullpen at AT&amp;T Park in San Francisco while bullpen coach Lee Tunnell (right) looks on.
Ben Voigtschild a.k.a. Bendrew V on <a rel="nofollow" class="external text" href="https://www.flickr.com/people/benvoigtschild/">Flickr</a>
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