Washington DC, Sept. 15 -- US President Donald Trump on Monday (local time) warned that he would take federal action and call national emergency if Washington DC authorities end cooperation between the Metropolitan Police Department and Immigration and Customs Enforcement (ICE), saying he "won't allow crime to return."

"The Federal Government, under my auspices as President of the United States of America, has stepped into the complete criminal mess that was Washington, D.C., our Nation's Capital. Because of this, DC has gone from one of the most dangerous and murder ridden cities in the USA, and even around the World, to one of the safest - In just a few weeks," Trump said in a post on his social media Truth Social.

"The 'place' is abs...