the teens were found with a massive collection of illegal drugs and alcohol in elco, nevada, but note arrest was made. police admit a similar drug bust happened last year with the same trip organizer. police kept the stash of drugs, but chose not to cite anyone. students we spoke with say sex, drugs and drinking are nothing new on these trips. >> oh, yeah, definitely a lot of partying. >> some kids do it. you can't not notice it. >> not the drugs so much as more just like some drinking. >> and it's not clear yet if any of the students will face disciplinary action from the schools. >>> one bay area educator question whether this is a case of selective police enforcement. in a letter, she asks the elco police department if this had been a group of more inner city youth or youth from a different ethnic background, if the consequences would have been different. >>> a reward for the safe return of a squirrel monkey to the san francisco zoo is now $5000, following a private donation. the monkey named banana sam was stolen yesterday. he looks a lot like his friend, taylor. that's taylor th