edeation called eveko. out of all the stimulants throughout, it's medication that's less likely to call appetitesuppression. a lot of people don't know about this. i think people should be awar i because it's such a big problem. that edicine can addre issue, i think it can help a lot of people. >> thank you so much. >>> walk out weekdays. it started at the smithsonian museum. visitors can entering on a first come, first basis monday through friday. the walk ue system will b in place for the entire month of september. passes are still required forth weekend. >>> there's a new children's book out by a d.c. author and it's set at the museum. it's called simone visits the museum. kelsey brockmore is here to tell us about the new bookrihat you'veen just released in the nation's capitol. why was it so important toth wre book? >> i wanted to remind children that it's okay to get out and explore. i wanted to remind children that they don't have to be confined to just ack five b radius within their home or local sch