A BBC reporter posed as a student to get into North Korea . The London School of Economics said he put its students on the trip in secret . The BBC says the students were informed of the risks . But the students say they were n't given enough information .
A BBC reporter posed as a student to get into North Korea . The London School of Economics said he put its students on the trip in danger . The BBC says the students were informed of the risks . But LSE officials say they were n't given enough information .