Bloomberg is spending his way to the top

(CNN)First things first: The theme song of the week is "Saturday Night Live." Poll of the week: A new Quinnipiac University poll shows that Sen. Bernie Sanders of Vermont is leading the Democratic primary nationally with 25%. He's followed by former front-runner and ex-Vice President Joe Biden at 17%, former New York City Mayor Mike Bloomberg at 15%, Sen. Elizabeth Warren of Massachusetts at 14% and former South Bend, Indiana, Mayor Pete Buttigieg at 10%. The average poll also shows Bloomberg at 15%, up considerably from 9% before the Iowa caucuses and 3% when he first entered the race in November. What's the point: Much to my surprise, Bloomberg can now be considered a real...