Joe Biden has admitted he regrets using the word “illegal” to describe nursing student Laken Riley’s alleged murderer and kidnapper, Jose Antonio Ibarra, during his State of the Union speech last week. The back-track by the President follows significant criticism from Democrats after his address, which saw the House floor descend into chaos over the lightning-rod topic of Riley’s death. The president was trying to drum up support for a bipartisan border security bill when Marjorie Taylor Greene, Republican congresswoman from Georgia and long-time Biden critic, shouted: “It’s about Laken Riley”…