WASHINGTON (Reuters) – U.S. President Donald Trump signed a memorandum on Friday ordering the end of a policy, known as “catch and release,” in which illegal immigrants are released from detention while awaiting a court hearing on their status.

U.S. President Donald Trump speaks about tax reform during a visit to White Sulphur Springs, in West Virginia, U.S., April 5, 2018. REUTERS/Kevin Lamarque

As part of the memo, Trump asked Defense Secretary Jim Mattis to produce a list of military facilities that could be used to detain illegal immigrants.