PALM BEACH, FL — Mar-a-Lago is now worth upwards of $500 million after former President Donald Trump announced he had hung up three paintings by renowned artist Hunter Biden. Trump held a special unveiling party for supporters at Mar-a-Lago's Donald J. Trump Grand Ballroom. The three paintings shown were "Some Colors," "Paint On Canvas," and "Look, A Bird." "They tell me I overvalued this place but, if anything, I undervalued it," Trump told supporters. "But now they can't argue with me because I've got Hunter here. Everyone says 'Where's Hunter? Where is he?' Well, he's here, folks. We've got Hunter...