Obama volunteers canvas local manLAS VEGAS, NV -- Barack Obama stepped up his attacks on Republican rival John McCain today during a campaign stop in Nevada, telling supporters to “get in the faces” of wavering voters with his message of hope, change, and “brass fisties.”“Righty right, me malenky droogs,” said Obama, nonchalantly spinning a steel baton while pacing the stage before a packed audience at a Las Vegas baseball stadium. “Come with uncle and hear all proper! Hear angel trumpets and devil trombones. You are all invited. I want you to talk to them whether they are independent or whether...