OKLAHOMA CITY--(BUSINESS WIRE)--Blueknight Energy Partners, L.P. (???BKEP??? or the ???Partnership???) (NASDAQ: BKEP) (NASDAQ: BKEPP), a midstream energy company focused on providing integrated services for companies engaged in the production, distribution and marketing of crude oil, asphalt and other petroleum products, today announced adjusted EBITDA of $14.4 million for the fourth quarter of 20