Politics: Joe Kennedy's back, playing Santa Chavez with a new sleigh full of Venezuelan heating oil for "the poor." The tropical dictator's politicized "gift," however, comes with strings. We see Joe dancing on them.Kennedy made a loud production of his new $25 million shipment of oil for the poor, courtesy of the Venezuelan-government-owned Citgo, to be distributed through his Citizens Energy. Cameras rolling, Kennedy ostentatiously lumbered into Braintree, Mass., on a tanker with red-jacketed acolytes all around him. In the cadence of a docker, Kennedy made no bones about this being political. "Our government gets their panties in a knot...