Baseball's second color barrier

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<blockquote class="wp-embedded-content" data-secret="COfeGMxxYI"><a href="https://projects.newsday.com/sports/baseball/baseballs-second-color-barrier/">Baseball&#8217;s second color barrier</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://projects.newsday.com/sports/baseball/baseballs-second-color-barrier/embed/#?secret=COfeGMxxYI" width="600" height="400" title="&#8220;Baseball&#8217;s second color barrier&#8221; &#8212; ND Projects" data-secret="COfeGMxxYI" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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