Dan Emmett http://iowapublicradio.org en Polk County Sheriff Visits Israel & Life of Secret Service Agent http://iowapublicradio.org/post/polk-county-sheriff-visits-israel-life-secret-service-agent <p>Polk County Sheriff Bill McCarthy has just returned from Israel,&nbsp;chosen by the National Sheriff&#39;s Association&nbsp;to learn about&nbsp;homeland security measures. McCarthy&nbsp;talks about&nbsp;the experience, including&nbsp;learning about the mindset&nbsp;of suicide bombers and&nbsp;new security&nbsp;technologies.&nbsp;Later, members&nbsp;of the U.S. Secret Service are in the state,&nbsp;providing security for President&nbsp;Obama&#39;s central Iowa campaign stop. Wed, 23 May 2012 21:12:35 +0000 Ben Kieffer 2098 at http://iowapublicradio.org Polk County Sheriff Visits Israel & Life of Secret Service Agent