Guam - Chief Marshal for the Judiciary of Guam, Frank Leon Guerrero has been nominated by President Barack Obama to be the U.S. Marshal Guam and the Northern Mariana Islands.  Leon Guerrero has an extensive background in law enforcement having retired as a police major from the Guam Police Department in 2000 after dedicating 25 years of his life as a police officer. 

From 2004 to 2006 Leon Guerrero was Congresswoman Madeleine Bordallo's constituent services director. He then took on his current role as the top brass at the Guam Judiciary.  

Leon Guerrero, who attended the University of Guam, was nominated along with Robert R. Almonte, who was nominated for U.S. Marshal for the Western District of Texas and Dallas S. Neville, who was nominated for U.S. Marshal for the Western District of Wisconsin.