<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><a href="https://www.washingtonpost.com/politics/david-koch-steps-down-from-influential-conservative-network-he-helmed-with-his-brother/2018/06/05/aedeae68-68d6-11e8-bf8c-f9ed2e672adf_story.html?utm_term=.3ecc9b4a5f1a" class="">https://www.washingtonpost.com/politics/david-koch-steps-down-from-influential-conservative-network-he-helmed-with-his-brother/2018/06/05/aedeae68-68d6-11e8-bf8c-f9ed2e672adf_story.html?utm_term=.3ecc9b4a5f1a</a><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><span style="color: rgb(17, 17, 17); font-family: Georgia, Times, 'Times New Roman', serif; font-size: 18.9375px;" class="">David Koch, one of two billionaire brothers whose powerful conservative network transformed Republican politics, is retiring from business and political life because of declining health, potentially testing the staying power of an organization that was already changing in dramatic ways</span><font color="#111111" face="Georgia, Times, Times New Roman, serif" class=""><span style="font-size: 19px;" class="">…</span></font></div></body></html>