WASHINGTON - US President Donald Trump interviewed four prospective Supreme Court justices on Monday and had plans to meet with a few more as his White House aggressively mobilizes to select a replacement for retiring Justice Anthony Kennedy. Eager to build suspense, Trump wouldn't divulge who he's talking to in advance of his big announcement, set for July 9. Circuit Court of Appeals, and Raymond Kethledge, a federal appeals court judge who clerked for Kennedy. Also of interest are Amul Thapar, who serves on the federal appeals court in Cincinnati; Brett Kavanaugh, a former clerk for Kennedy who serves on the federal appeals court in Washington DC; and Amy Coney Barrett, who serves on the federal appeals court in Chicago. Trump's push came as the Senate's top Democrat tried to rally public opposition to any Supreme Court pick who would oppose abortion rights.