Outgoing Sen. Claire McCaskill says she's unsure why Rep.-elect Alexandria Ocasio-Cortez, D-N.Y., has become so popular among Democrats. But the Missouri Democrat has some advice for the young rising liberal star. In an interview with CNN, McCaskill admitted, "I'm a little confused why she's the thing," after admitting she didn't know Ocasio-Cortez when asked if the self-proclaimed democratic socialist was a "crazy Democrat" like the ones she warned about during the 2018 campaign trail. McCaskill did say the 29-year-old was a "good example" of a "bright shiny new object" that came out of nowhere and surprised people when she beat...