41.   After a heated argument escalated into a brawl, witnesses said he punched out three players, sending one to the hospital....

42.   But an exchange of homemade gasoline bombs and rubber-coated bullets soon escalated into another firefight.

43.   But government prosecutors say his strong-armed tactics escalated into criminal activity -- including murder.

44.   But experts worry that this muscle-flexing by China could escalate into a military clash, forcing the United States to intervene on behalf of Taiwan.

45.   But in later years, as succession issues loomed, the rivalry between their sons escalated into a legal battle of operatic intensity.

46.   But it escalated into a full-fledged battle between the largest, most radical refugee camp in the West Bank and city folk in this commercial town.

47.   But Johnson also has hard lessons to learn about himself as the case escalates into cover-up and murder.

48.   But recently she has come under fierce criticism from Islamic fundamentalists and that have escalated into personal threats.

49.   But since then it has escalated into a comparison between talents and egos.

50.   But the acrimony escalated into a messy public brawl this week when Baran said Wednesday that he had quit representing the speaker before the ethics panel.