A New Jersey businessman who pleaded guilty in the bribery case against Sen. Bob Menendez began testifying Friday as the key witness in the month-old trial in Manhattan, telling a jury that another businessman mentioned the Democrat and his wife in 2018 as he told him that in return for $200,000 to $250,000, he would make his legal troubles go away. Jose Uribe started testifying in Manhattan federal court, providing key testimony against Menendez and two other businessmen charged in a conspiracy along with Menendez’s wife. Uribe, 57, was the star witness for the government in its bid to win a …