A former top U.S. agricultural official cast Sen. Bob Menendez as a villain at his bribery trial Friday, saying he tried to stop him from disrupting an unusual sudden monopoly that developed five years ago over the certification of meat exported to Egypt. A Manhattan federal court jury heard the official, Ted McKinney, recount a brief phone call he received from the Democrat in 2019 soon after New Jersey businessman Wael Hana was granted the sole right to certify that meat exported to Egypt from the United States conformed to Islamic dietary requirements. Hana, who is on trial with Menendez an…