North Korea accused U.S. officials of confiscating a diplomatic package from a delegation at John F. Kennedy Airport Sunday — describing it as an “illegal and heinous act of provocation,” The Associated Press reported. North Korean officials were returning from a U.N. conference on disability rights Friday when they were “literally mugged,” according to the Korean Central News Agency. “At the airport, a group of more than 20 – including those who claimed to be from the U.S. Department of Homeland Security and the police officers – made a violent assault like gangsters to take away the diplomatic package from the DPRK [Democratic People’s Republic of Korea] diplomats who were in possession of…