On March 2nd, the Treasury Department's Office of Foreign Assets Control designated Daniel Barrera Barrera and Pedro Oliveiro Guerrero Castillo, two of Colombia's most wanted drug traffickers, as Specially Designated Narcotics Traffickers. OFAC also designated 29 other individuals and 47 entities as SDNTs. The designations prohibit U.S. persons from conducting financial or commercial transactions with these entities and individuals and freeze any assets the designees may have under U.S. jurisdiction. Treasury Department Press Release.