Video sharing network YouTube removed two channels that regularly shared videos about North Korea in January, channel administrators told NK News on Monday.The removal of the two channels comes less than three months after YouTube suspended the KoreaCentralTV1 channel, which, until its suspension, claimed to be the official representative of North Korea's state tv channel.On Sunday a YouTube channel maintained by Polish national Emil Truszkowski from Japan, who regularly discussed and promoted travel to North Korea, was terminated without warning.And another channel maintained by Vietnamese national Vũ Nam Phương, which included hundreds of self-made and state