Los Angeles Times columnist Steve Lopez, who may or may not be joking when he writes that “the more I see Meg Whitman in action, the more I find myself rooting for her to become the next governor of California,” has engaged a polygraph expert to administer the lie detector test Meg Whitman says she’ll take to prove she’s telling the truth — whatever today’s truth is — about her hiring, and firing, of her Mexican housekeeper Nicandra Diaz Santillan. Pop yer popcorn, folks.