"Excited delirium": legitimate diagnosis or another name for "police brutality"?

Every so often -- as with the administration of the death penalty, for example -- medical science and law enforcement procedures overlap in interesting ways. So it is with this story -- dateline Dallas, Sept. 25, from the AP (courtesy of MyWay):Police found 23-year-old Jose Romero in his underwear, screaming gibberish and waving a large kitchen knife from his neighbor's porch. Romero kept