U.S. President Joe Biden has canceled his planned trips to Papua New Guinea and Australia after his visit to Hiroshima, western Japan, for a Group of Seven summit later this week, the White House said Tuesday.The Biden administration has decided to shorten the Asia-Pacific itinerary to focus on negotiations with congressional leaders on the debt ceiling in order to avert an unprecedented U.S. default, which could occur as early as next month."President Biden will return to the United States on Sunday following the completion of the G-7 summit in order to be back for meetings with Congressio…READ FULL ARTICLE