Charlie Hopkins was imprisoned in Alcatraz in the 1950s, where he spent three "lonely" years.

In the post, Trump said he was directing the DOJ, FBI and Department of Homeland Security to look into rebuilding and expanding the prison to house the “most ruthless and violent offenders.” He wrote that reopening Alcatraz would “serve as a symbol of Law, Order, and JUSTICE.”

President Trump said Sunday that he was ordering the FBI to reopen the Alcatraz Federal Penitentiary, the historic prison on an island off of San Francisco that has been closed since 1963.