&lt;div class=&#34;meta &#34;&gt;&lt;span class=&#34;caption-text &#34;&gt;Evidence is lined up in front of Dr. Barry Logan, an analytic chemist, as he waits to testify on day 26 of Casey Anthony&#38;#39;s murder trial at the Orange County Courthouse, in Orlando, Fla., Thursday, June 23, 2011. Anthony is charged with killing her daughter, Caylee.  &#38;#40;AP Photo&#38;#47;Red Huber, Pool&#38;#41; &#40;AP Photo&#38;#47; Red Huber&#41;&lt;&#47;span&gt;&lt;&#47;div&gt;