Romney Wins Arizona; Tight Race in Michigan  —  SOUTHFIELD, Mich. — Mitt Romney won the Arizona primary on Tuesday, based on surveys of voters leaving polls, but was locked in a tight battle with Rick Santorum in Michigan, where Mr. Santorum hoped to use his strong showing in his rival's native state …

G.O.P. Greek Tragedy  —  Rick should scat.  —  Mitt Romney needs to be left alone to limp across the finish line, so he can devote his full time and attention to losing to President Obama.  —  Robo-Romney, who pulled out victories in his home state and in Arizona, and Sanctorum are still in a race to the bottom.

Santorum Loses Catholic Vote—But Did He Ever Have It?  —  As they awaited the final results from Michigan, probably the single biggest topic of conversation in the chattering classes last night was the shocking news from the exit polls that Rick Santorum had lost Michigan Catholics to Mitt Romney by a 44-37 margin.

Wall Street Bonus Drop Means Trading Aspen for Discount Cereal  —  Andrew Schiff was sitting in a traffic jam in California this month after giving a speech at an investment conference about gold.  He turned off the satellite radio, got out of the car and screamed a profanity.