Elephants have some of the longest memories of any living species. Some might argue that they are just as smart, and perhaps even smarter, than humans. But should they hold the same rights as humans do? Five elephants in a Colorado zoo could someday sue for their freedom, provided that the state’s Supreme Court sides with an animal rights group and declares them ‘persons’ under the law. Canadian animal lawyer Jennifer Friedman joins Andrew Pinsent on CFRA Live.