Whether this will be President Biden’s final State of the Union address remains to be seen, but in his third such address to the nation Thursday night, he made his case for a second term in a 67-minute address. Standout details: He opened with a joke: Amid the lengthy claps and cheers that greeted him he quipped, “If I were smart, I’d go home now!”He went straight to Ukraine: Biden quickly described freedom and democracy as under attack both at home and overseas. He cited Russia, saying Putin certainly won’t stop with Ukraine, but that Putin could be stopped if the US provides Ukraine with the…