12:29 PM: Thanks for the tips. We asked SPD why the Chief Sealth/Denny campus was sheltering in place. Det. Judinna Gulpan replied, “Police responded for an assault investigation in the 2700 block of SW Trenton ST. It appears the potential suspects fled onto the school grounds. Officers located the suspects and are with staff investigating the incident. No further information to share at this time.” We’ll add anything more we find out.
1:16 PM: Seattle Public Schools spokesperson Tim Robinson says the shelter-in-place lasted about 45 minutes and was lifted at 12:35 pm.
1:21 PM: Though police did not provide details of the assault, as commenters note, there was a report of someone getting their “finger cut off” at Westwood Village. Archived dispatch audio says the victim was reported to be a 15-year-old boy.