Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. Esper: US Could Alter Military Drills to Boost North Korea Talks Associated Press JOINT BASE LEWIS-MCCHORD, WASHINGTON - Defense Secretary Mark Esper said Wednesday that he is open to the possibility of altering American military activities in South Korea if it would help advance a diplomatic deal with North Korea to eliminate its nuclear program. In an interview with reporters flying with him to Seoul, Esper said any changes in military exercises or training would be done in ways that did not jeopardize troops' combat preparedness. And he said they would be done in consultation with the South Korean government. .