CBP Main to the struggle against fentanyl Within an unmarked building at an undisclosed location in California, concealed inside a vault and locked driving security gates, are thousands of kilos of fentanyl and its chemical precursors seized by U.S. Customs and Border Defense officers. Nicole Sganga has more. Sep seven, https://checkbookmarks.com/story5065358/5-simple-statements-about-breaking-news-shared-on-facebook-explained