Original sentence: Although the official news agency of North Korea, the Korean Central News Agency (KCNA), did not announce the reason for Clinton's arrival, Western and South Korean media speculated that Clinton went tot Pyongyang in order to negotiate the release of Euna Lee and Laura Ling
Edited sentence: Although the official news agency of North Korea, the Korean Central News Agency (KCNA), did not announce the reason for Clinton's arrival, Western and South Korean media speculated that Clinton went to Pyongyang in order to negotiate the release of Euna Lee and Laura Ling