You might be thinking of the WTO riots....we've had a string of lousy Chiefs here and it's hard to keep them all straight with their various and sundry failures :-)
Background on Kerlikowske, other Seattle police chiefs
Stamper had battled sinking morale during his final year and officers said he was out of touch. Minutes after the first newspaper story of his retirement hit the streets on Dec. 7, officers driving through Pioneer Square whooped in celebration.
Local News Seattle police chief to become nation's drug czar Seattle Times Newspaper
But his standing with the public and his own officers suffered a major blow in 2001 over handling of the Mardi Gras riot that led to the death of 20-year-old Kristopher Kime and 70 injuries.
I should have added that quote in the second citation is referring to Kerlikowske.