 HOUSTON, May 25, 2021 PRNewswire -- Texas Center for the Missing, Houstons Amber Alert Provider, The National Center for Missing and Exploited Children and Clear Channel Outdoor Americas CCOA launched a new month-long effort across Texas to generate leads in four individual missing childrens cases in Houston, San Antonio, the Dallas region and El Paso. Coinciding with National Missing Kids Day, the campaign in each city will feature a different missing childs case across Clear Channel Outdoors digital out of home DOOH displays. 