Union Pacific Corp. signed an agreement with the U.S. Customs and Border Protection or CBP that formalizes and enhances their collaborative relationship to help secure the U.S. border against contraband and other security risks and to improve the flow of goods.

Union Pacific said that it will invest $50 million to enhance efforts to help secure the U.S. - Mexico border and improve supply chain security. The funds will be allocated towards technology, infrastructure, and personnel enhancements that CBP and Union Pacific will define in coming months.