Halloween: The Donald and Pizza Rat among top costumes

When a Donald Trump look-alike rings the doorbell on Halloween night, he or she may solicit a piece of candy but the treat they really seek is recognition. Pop culture experts say ripped from the headlines costumes to celebrate the 31 October holiday - such as Cecil the lion - are a way for adults to connect in a world splintered by a myriad of choices for information and entertainment. Oct 29, 2015