IT'S ALL LEFT UP TO PATRICKWith no Democrat in Rhode Island stepping up to challenge liberal Republican Sen. Lincoln Chafee in 2006, Democratic Sen. Chuck Schumer met recently with his colleague, Sen. Ted Kennedy to ask whether it would be worth approaching son Rep. Patrick Kennedy about making the challenge. Dad apparently gave Schumer at least tacit approval to make the pass at his kid. Now Patrick, known to many as "Patches," is seriously mulling a run after declining once to do so. He got his nickname from famed Boston radio host and newspaper columnist Howie Carr. It comes from...