Actor Gerard Butler Discusses His New Film About Navy Attack Submarine Crew At The Pentagon

ARLINGTON, VIRGINIA - OCTOBER 15: Scottish Actor Gerard Butler participates in a news conference about his new submarine action film 'Hunter Killer' at the Pentagon October 15, 2018 in Arlington, Virginia. Butler spent three days on board a U.S. Navy submarine while researching and preparing to make the film, which stars Butler as an American submarine captain who teams with U.S. Navy Seals to rescue the Russian president, who has been kidnapped by a rogue general. (Photo by Chip Somodevilla/Getty Images)