The US President Joe Biden has said, he will not travel to Australia for the Quad leaders' level summit. Biden has also cancelled the Papua New Guinea leg of his trip. <br />''<br />''Speaking at an event in the White House on Tuesday evening, the US President said, with a looming domestic political and economic crisis at home and negotiations with Congressional leaders over the debt ceiling hitting a roadblock, he will return to Washington after attending the G7 summit in Japan.<br />''<span style="color: #222222;"><br />''Biden said the nature of the presidency is addressing many issues, all at once. He added that he was confident that US is going to make progress in avoiding default and fulfilling its responsibilities on the world stage.</span><br />