Senate Republicans Push for Action on China's North Korea Ties
By Garth McLennan
At a recent hearing, senators pressured State officials to take a tougher line on China's trade with North Korea.
US Turns Screw on China to Rein in North Korea
By John Power
Washington is moving to sanction Chinese firms suspected of violating UN sanctions.
Unraveling China-North Korea Relations
By Adam Cathcart
Two events that elucidate North Korea's relationship with China in the aftermath of the fifth nuclear test.