Three sitting judges and four attorneys will receive the full backing of the Cook County Democratic Party in the 2018 elections, the party announced Friday.The slating of Cook County Judges Cecilia A. Horan, Clare J. Quish and Oran F. Whiting — and the alternate designation of Judge Elizabeth Anne Karkula — leaves Marina E. Ammendola and John S. Fotopoulos as the two judges who asked for the party’s backing but won’t be getting it.Manuel Galvan, a spokesman for the Democratic Party, noted the party …