Possible crime committed

My step- son has schizophrenia and yesterday he went into a police station in south jersey and told them that he witnessed two murders while he was in Baltimore, MD with his father back in 2010. The police called our home to talk to my husband to verify if this information is true. Of course no such thing took place. My husband told the officer that our son has schizophrenia and he makes things up like this (he is currently not taking his medication). My husband verified that no such occurrence took place. In other words, my husband did not witness any murders while with our son in Baltimore. The policemen thanked us but that was all he could tell us. Do you think our son will be charged with a crime? Read more: http://www.justanswer.com/new-question/optional-information.aspx?tqid=436067485&pt=630&catid=52540&r=Freeadvice.com%20/%20AdviceCo&rpt=135#ixzz3o1QTltIg