InOccidentalParkinPioneerSquare,nearCenturyLinkFieldwheretheSeahawksplay,ChinaNFLJerseys,peoplewaving"12thMan"flagstooktothestreet,andothersclimbedtreesandsculptures.Somefansgotontopofapergola,breakingglass.Fansinsomeneighborhoodsblockedtraffic,andindowntownalineofcarsstretchedforblocksaspeoplecheeredandhornsblared.