Complex sentence: The articles discussed how easy it was for them to obtain fake I.D. cards, discussions with some bar owners on the problems of verifying the legitimacy of the I.D. card as, the cards were very convincing in appearance, and the problem of underage drinking.
Split into simpler sentences: The articles discussed how easy it was for them to obtain fake I.D. cards. There were discussions with some bar owners on the problems of verifying the legitimacy of the I.D. card as, the cards were very convincing in appearance, and the problem of underage drinking.