Follow @benzinga The U.S. is offering a reward of up to $5 million seeking information about a Singapore-based businessman who facilitated fuel shipments to Kim Jong Un's North Korea in violation of U.N. sanctions. What Happened: The U.S. State Department on Thursday announced the reward through its Justice program in exchange for the details of Kwek Kee Seng, who was charged last year with arranging the deliveries. The prosecutors alleged that Seng, who directs a shipping agency and terminal operations company, used front companies and false documentation to hide the scheme and covertly supplied fuel to Pyongyang. U.S. officials said his business helped enable Kim's nuclear proliferation programs. The announcement from the Biden administration comes at a time when Washington and its allies are indulging in heightened tensions with North Korea. The U.S. has warned Kim's isolated nation of unspecified "additional costs and consequences" if Pyongyang detonates a nuclear test device...