Pentagon says world will have three ‘great powers’ – and US will be ‘challenged’

The world is reshaping into a tri-polar configuration, with the US, Russia and China being the "great powers," a top American general has said. He then explained why he thinks the US must "put a premium" on keeping its influence.Speaking at the Aspen Security Forum on Wednesday, the Chairman of the Joint Chiefs of Staff, General Mark Milley, admitted that the years of US domination may be over.We're entering into a tri-polar world with the US, Russia and China being all great powers. Just by int