Days after North Korea claimed it tested a hydrogen bomb, the United States responded with a display of military might on the Korean Peninsula.
A B-52 bomber jet from Andersen Air Force Base in Guam flew over Osan, South Korea, on Sunday "in response to a recent nuclear test by North Korea," United States Pacific Command said.
The B-52 was flanked by South Korean F-15 fighter jets and U.S. F-16 fighter jets.
"This was a demonstration of the ironclad U.S. commitment to our allies in South Korea, in Japan, and to the defense of the American homeland," said PACOM Commander Adm. Harry B. Harris Jr.
The show of solidarity has caught the attention -- and likely the ire -- of North Korea.
"They absolutely took notice," CNN's Will Ripley reported from the North Korean capital.
"A lot of North Korean military commanders find U.S. bombers especially threatening, given the destruction here in Pyongyang during the Korean War, when much of the city was flattened," Ripley said. Read more on edition.cnn.