North Korea's ruling Worker's Party has again chosen Kim Jong Un to be its general secretary, state media report. The decision came on Sunday - four days into its rare party congress, which is typically held once every five years. Kim's re-election was the "unanimous desire of all the delegates", KCNA reported. It also said that under Kim's leadership, North Korea "radically improved" its "war deterrence", "with the nuclear forces as its pivot". The party congress offers a rare glimpse into the