Watch the <a href="http://www.cbsnews.com/news/sen-lindsey-graham-to-donald-trump-stop-being-a-jackass/"><u>full segment on "CBS This Morning"</u></a>
Calling President Obama "naive," presidential candidate Sen. Lindsey Graham compared Mr. Obama's actions in the Iran nuclear deal to former British Prime Minister Neville Chamberlain's appeasement of Nazi Germany before World War II. Watch the full segment on "CBS This Morning."
