thpressure is always tighter and tigter. you live in los angeles where they have a lot of these checoints looking for drunk ivers and you become skeptical. >> yes, i'm skeptical after this because i realize that it really is drinking twice as much in some cases, they could handle a car twice as well as i could in some cases. john: checkpoint have unintended consequences. >> they do. you artaking one horman off the street on busy olidays. but now people are using social media to let other drivers know where the checkpoints are. some critics say that encouraging people to dri drunk, others say no, it actually tells you. there are those out there that th do not rink and drive..3 hn: let's go back to the controversy ov the legal blood alcohol level and what should it be. it is currently .08 down from the earlier limit of .10. now, the fed does it is .05. the police are eager t punish drunk drivers. >> there is no way to hide it. if you drive drunk, cops everywhere are stepping up enforcement in tracking you down like never befor