Rising tensions between U.S., N. Korea
Updated: Tuesday, April 2 2013, 08:06 AM EDT
WASHINGTON, D.C. (NEWSCHANNEL 3) - The White House says it's taking North Korea's threats seriously as tensions continue to grow between the north and south.
Now North Korea is taking another step to expand its nuclear capability.
Susan McGinnis was in Washington, D.C. with the latest in the video report above.