erin runnion as well. thank you so much. >> thank you. >> thank you. >> let us know what you think about this on facebook, google plus, follow me on twitter @andersoncooper. i'm tweeting tonight already about this. a lot more happening tonight. >>> new revelations on the secret service sex scandal that overshadowed president obama's troip colombl trip to colombia is next. we're bringing humanity back to life insurance. that's why only aviva rewards you with savings for getting a check-up. it's our wellness for life program, with online access to mayo clinic. see the difference at avivausa.com. i tell you what i can spend. i do my best to make it work. i'm back on the road safely. and i saved you money on brakes. that's personal pricing. >>> breaking news tonight -- george zimmerman requested a private meeting with trayvon martin's family. that request was denied. martin family attorney benjamin crump joins us live on the phone. what can you tell us about how george zimmerman reached out to trayvon's family

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erin runnion is no stranger to this tragedy. daughter was brutally murdered about 24 hours after she disappeared playing on her bike right outside her home in her small neighborhood. earlier i asked erin about never losing hope. >> in the years since samantha's abduction, i have come to know a lot of families of children who have been missing for a long time. and many of them keep the child's room the same 20 years later and they don't move because if there is -- i know colleen nick keeps the porch light on for morgan in case some day she comes home and it's been 17 years for her. so you never lose hope. >> we were talking last night with a woman who covered this story for decades, written a book about it and said the family's gotten used to these sort of false hopes and don't want to get their hopes up this time. what do you think that feels like? i know your situation was resolved in a horrific way rather quickly. but do you think that they still get that hope or that feeling in their stomach every time when there's a call? >>

we'll talk to ed smart and erin runnion. >>> also george zimmerman wanted to meet with the family of martin. we'll tell you whether they have accepted his offer. zimmerman's attorney will ask for his client to be released tomorrow. we'll speak live with one of the martin family attorneys. those stories, the ridiculist and a whole lot more. >> looking forward to that. >>> now we go to the university of colorado in boulder. sorry, it's almost as if i was on some sort of a drug. the campus is all but shut down in preparation for tomorrow's annual 420 marijuana smokeout. the state has led the nation in legalizing pot, passing an amendment to make it okay to smoke medical marijuana but some would like to see 420 snuffed out. jim spellman is outfront with the latest. i understand there's a little bit of a smell there? >> reporter: yeah, indeed. listen, this is the closest thing stoners have to a holiday. imagine this as stoners new year's eve and this is their times square. cu boulder at the quad. officials here say enough. every year they get about 12,000 people coming here, lighting up r