21. Programs elsewhere have run up against constitutional questions over separation of church and state. 22. We've run up against ( composite materials ) before and we usually win ." 23. He runs up against the Sea Hag, who is equally as evil and powerful. 24. Yanacocha is not the first mining company to run up against broad public opposition. 25. I think they just run up against the wrong people at the wrong time. 26. Salters has run up against his first instance of prejudice in the opera world. 27. Opponents say the move runs up against Japan's post World War II pacifist constitution. 28. Saddam runs up against a wall of resistance and anxiety, at home and abroad. 29. Yeargin insisted throughout his career that he had run up against no racial barriers. 30. When we run up against great guards who have great games, we have problems,