Leave it to Dick Cheney to teach Tareq Salahi a thing or two about how to crash a big event. On the eve of Barack Obama's most important address as president, Cheney managed to (temporarily) grab the spotlight when he told Politico that the commander in chief was weak and letting politics affect his military decisions.... Just why the ex-VP keeps popping off remains full-time fodder for the media, but Cheney's looking more partisan with each headline that he makes. James Fallows is spot on when he notes the contrast with President George W. Bush, who has "maintained a dignified...